The Mysterious Traveler

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Old-radio suspense with a supernatural edge.

The gist

The Mysterious Traveler stages self-contained tales where ordinary settings turn dangerous fast. Hospital rooms, nightclub offices, submarines, city hotels, and laboratories become places for murder plots, hidden knowledge, unnatural growth, and impossible creatures.

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About The Mysterious Traveler

The Mysterious Traveler is a vintage mystery-thriller radio drama with a strong taste for the strange. Its episodes are built as compact descents into trouble, usually framed by a narrator who signals that comfort will not last. The show likes ordinary rooms first. A hospital room becomes the beginning of a murder story. A nightclub office turns into a place for blackmail, political ambition, and secrets. A hotel room high above New York holds two older mystery readers looking for real adventure. Then the premise tightens. Someone has a plan. Someone knows too much. Someone has seen something impossible and needs to be believed. The stories in its episodes move across crime reporting, hidden accounts, gambling money, indictments, diamonds, laboratory experiments, small-town travelers, submarines, and Pacific islands. That range gives the show its shape: mystery as a doorway into crime, horror, and speculative danger. Human wrongdoing is never far away. Neither is pulp imagination. Invisible power, accelerated plant growth, mind-reading leverage, and giant creatures all sit beside robberies, manhunts, and murder. The dialogue has the clipped urgency of mid-century radio drama, with characters explaining danger as it arrives and reacting in sharp bursts. The narrator's presence adds ritual. He turns each case into an ominous journey, then steps away while the cast fills the scene with panic, calculation, and dread. The show is not subtle naturalism. It is theatrical suspense, designed around clear stakes and uncanny turns. That directness is part of its appeal. The Mysterious Traveler gives a listener an old-fashioned chamber of fears: criminals who overreach, powers that corrupt, experiments that escape control, and witnesses trapped between disbelief and terror.

Made for: Suits a listener who wants vintage mystery drama with crime plots, pulp science fiction, and a narrator-led atmosphere of unease. It fits best for someone comfortable with theatrical old-radio performance rather than modern conversational storytelling.

What sets it apart: The show stands apart by moving freely between hard crime and the impossible: accountants, reporters, gamblers, doctors, flyers, chemists, and invisible men all belong to the same shadowy rail line. Its recurring frame gives each separate story a ritual chill.

In their own words

Written and directed by Robert Arthur and David Kogan, the radio series was sponsored by Adams Hats. It began on the Mutual Broadcasting System, December 5, 1943, continuing in many different timeslots until September 16, 1952. The lonely sound of a distant locomotive heralded the arrival of the malevolent narrator (portrayed by Maurice Tarplin), who introduced himself each week in the following manner: This is the Mysterious Traveler, inviting you to join me on another journey into the strange and terrifying. I hope you will enjoy the trip, that it will thrill you a little and chill you a little. So settle back, get a good grip on your nerves and be comfortable—if you can! Cast members incl…

Why you'd press play

An invisible man leaves fingerprints; your quiet evening just acquired a police file.

Press play if you want

  • to feel an invisible man's new power turn against him when the police find his fingerprints
  • to hear a New Orleans cafe visit become a tense argument about staying for more music
Read the full recommendation in PlayNext →
murder plotsdangerous secretscrime and corruptionstrange powersscience gone wrongmanhuntsimpossible creaturestheatrical suspense

Talks about

Best episodes of The Mysterious Traveler

Short reviews from the PlayNext desk, based on the episodes we processed.

The Mysterious Traveler 48-06-15158QueenOfTheCats - 00Jun 27, 2020

A jealous marriage turns a desperate plea for freedom into a grisly, seemingly impossible threat.

Dr. Richard is drawn into a late-night plea from Jane Elliott, whose fiance, Chris Arnold, is terrified at Brookfield and desperate to break free of Rana. Chris wants a divorce, but Rana will not release him.

The Mysterious Traveler 52-01-29341StrangerInTheHouse - 00Jun 27, 2020

A Vermont house becomes a trap when a husband's longing follows the scent of narcissus.

A drive into a small Vermont village turns into a compact tale of domestic fear when Mrs. Barton reaches Dr. Samuel Stewart's door, trying to flee a house her husband will not leave.

The Mysterious Traveler 49-10-11225TheLastSurvivor - 00Jun 27, 2020

A Mars expedition ends with Richard Worby asking why Earth exploded in fire.

A planned flight to Mars becomes a stark cosmic disaster after Earth explodes in fire, leaving Richard Worby with a question the drama lets hang in the void.

The Mysterious Traveler 51-11-13330SpeakOfTheDevil - 00Jun 27, 2020

A room-for-rent ad opens onto a dictatorship that has not happened yet.

Frank Richards has not yet seen his room-for-rent advertisement appear in the paper when Jon and Susi Dean arrive at his apartment asking for the front room.

The Mysterious Traveler 48-04-20150MurderInJazzTime - 00Jun 27, 2020

A smoky New Orleans cafe turns musical devotion into a frightening distance between two people.

A New Orleans cafe becomes the pressure point in a small but unsettling break between Vicki and Alex. Her nightly devotion to Jeff Becker's music stops looking like a passing fixation and starts to feel like a rival presence, one that keeps her at the table long after Alex is…

The Mysterious Traveler 48-09-21171DeathHasAThousandFaces - 00Jun 27, 2020

A service celebration curdles into a tight murder puzzle as Horace Riker's faith in Millie is forced into doubt.

A twenty-five-year service celebration turns sour as Horace Riker, still surrounded by gifts, faces Captain Ross's accusations about a bomb, insurance, poison, and Millie's supposed affair.

Podcasts like The Mysterious Traveler

Episodes

  1. 1

    The Mysterious Traveler 48-07-06161TheManWhoVanished - 00

    Hidden gem

    The Mysterious Traveler presents “The Man Who Vanished,” a radio drama about Charles Ordinary and his albino brother John’s experiments with transparent living tissue.

    Jun 27, 2020·29m·1 clip
  2. 2

    The Mysterious Traveler 48-09-21171DeathHasAThousandFaces - 00

    Hidden gem

    The Mysterious Traveler presents “Death Has a Thousand Faces,” a radio mystery centered on Horace Riker, a State Prison Commission officer whose anniversary gifts include a ticking bomb.

    Jun 27, 2020·27m·2 clips
  3. 3

    The Mysterious Traveler 51-10-09325TheManThatKnewEverything - 00

    Hidden gem

    The Mysterious Traveler episode “The Man Who Knew Everything” follows Jerry Fenton, a press agent who acquires Randor the Mystic’s mind-reading method after Randor dies in his apartment.

    Jun 27, 2020·30m·2 clips
  4. 4

    The Mysterious Traveler 50-07-18264KillerComeHome - 00

    Hidden gem

    The Mysterious Traveler episode “Killer, Come Home” follows escaped convicts Harry and Missouri toward Harry’s family cabin in Kentucky’s Deep Valley.

    Jun 27, 2020·29m·2 clips
  5. 5

    The Mysterious Traveler 50-60-06258KillerAtLarge - 00

    A mysterious narrator introduces a story about a clever gentleman who devises an ingenious plan to eliminate people he dislikes.

    Jun 27, 2020·29m
  6. 6

    The Mysterious Traveler 50-05-02253SOS - 00

    Jun 27, 2020·30m
  7. 7

    The Mysterious Traveler 50-04-25252IDiedLastNight - 00

    Jun 27, 2020·29m
  8. 8

    The Mysterious Traveler 50-04-18251DeathAtFiftyFathoms - 00

    Jun 27, 2020·30m
  9. 9

    The Mysterious Traveler 48-05-04152TheyWhoSleep - 00

    Jun 27, 2020·27m
  10. 10

    The Mysterious Traveler 50-04-11250OperationTomorrow - 00

    Jun 27, 2020·29m
  11. 11

    The Mysterious Traveler 50-04-04249TheManFromSingapore - 00

    Jun 27, 2020·30m
  12. 12

    The Mysterious Traveler 50-03-14246TheBigBrain - 00

    Jun 27, 2020·30m
  13. 13

    The Mysterious Traveler 50-02-07241TheManWhoTriedToSaveLincoln - 00

    Jun 27, 2020·30m
  14. 14

    The Mysterious Traveler 50-01-10237SurvivalOfTheFittest - 00

    Jun 27, 2020·29m
  15. 15

    The Mysterious Traveler 49-10-25227NoOneOnTheLine - 00

    Jun 27, 2020·29m
  16. 16

    The Mysterious Traveler 49-08-02215PlanetZevius - 00

    Jun 27, 2020·29m
  17. 17

    The Mysterious Traveler 51-08-28319FireInTheSky - 00

    Jun 27, 2020·29m
  18. 18

    The Mysterious Traveler 52-06-03359TheHauntedTrailer - 00

    Jun 27, 2020·30m
  19. 19

    The Mysterious Traveler 52-01-22340ChangeOfAddress - 00

    Jun 27, 2020·26m
  20. 20

    The Mysterious Traveler 52-01-08338ItsOnlyMoney - 00

    Jun 27, 2020·28m
  21. 21

    The Mysterious Traveler 51-12-25336ChristmasStory - 00

    Jun 27, 2020·25m
  22. 22

    The Mysterious Traveler 51-12-11334Hideout - 00

    Jun 27, 2020·30m
  23. 23

    The Mysterious Traveler 51-11-20331TheMostFamousManInTheWorld - 00

    Jun 27, 2020·26m
  24. 24

    The Mysterious Traveler 51-11-06329BehindTheLockedDoor - 00

    Jun 27, 2020·30m
  25. 25

    The Mysterious Traveler 52-06-17360TheGreenPlague - 00

    Jun 27, 2020·27m
  26. 26

    The Mysterious Traveler 52-01-15339KeyWitness - 00

    Jun 27, 2020·28m
  27. 27

    The Mysterious Traveler 52-02-19344StrangeNewWorld - 00

    Jun 27, 2020·30m
  28. 28

    The Mysterious Traveler 51-05-01304ThePlanetZevius - 00

    Jun 27, 2020·29m
  29. 29

    The Mysterious Traveler 49-06-14208NoGraveCanHoldMe - 00

    Jun 27, 2020·30m
  30. 30

    The Mysterious Traveler 49-05-24205BehindTheLockedDoor - 00

    Jun 27, 2020·28m
  31. 31

    The Mysterious Traveler 49-04-19200OutOfThePast - 00

    Jun 27, 2020·25m
  32. 32

    The Mysterious Traveler 49-03-29197DeathHasAColdBreath - 00

    Jun 27, 2020·26m
  33. 33

    The Mysterious Traveler 49-01-13186TheAccusingCorpse - 00

    Jun 27, 2020·29m
  34. 34

    The Mysterious Traveler 49-01-06185DevilAndTheDeepBlueSea - 00

    Jun 27, 2020·24m
  35. 35

    The Mysterious Traveler 48-10-05173DeathRingsDownTheCurtain - 00

    Jun 27, 2020·27m
  36. 36

    The Mysterious Traveler 48-08-10166TheVisitingCorpse - 00

    Jun 27, 2020·29m
  37. 37

    The Mysterious Traveler 48-06-22159ZeroHour - 00

    Jun 27, 2020·27m
  38. 38

    The Mysterious Traveler 48-06-08157MurderIsMyBusiness - 00

    Jun 27, 2020·29m
  39. 39

    The Mysterious Traveler 48-05-18154DeathWritesALetter - 00

    Jun 27, 2020·28m
  40. 40

    The Mysterious Traveler 48-05-11153IWontDieAlone - 00

    Jun 27, 2020·29m
  41. 41

    The Mysterious Traveler 48-03-16145TheyStruckItRich - 00

    Jun 27, 2020·28m
  42. 42

    The Mysterious Traveler 48-02-24142TheManWhoDiedTwice - 00

    Jun 27, 2020·30m
  43. 43

    The Mysterious Traveler 48-01-20137TheManInTheBlackDerby - 00

    Jun 27, 2020·28m
  44. 44

    The Mysterious Traveler 48-04-20150MurderInJazzTime - 00

    Hidden gem

    The Mysterious Traveler's "Murder in Jazz Time" follows Alex Drake and Vicki Saunders from a New York marriage into Jeff Becker's New Orleans waterfront cafe, where nightly jazz sets begin to dominate their honeymoon.

    Jun 27, 2020·26m·2 clips
  45. 45

    The Mysterious Traveler 51-11-13330SpeakOfTheDevil - 00

    Hidden gem

    ["The Mysterious Traveler opens with Frank Richards renting a front room to John and Susie Dean after they arrive with a City Gazette dated June 6, 1951, before the paper should exist.", "The Deans wear 1929 clothes, hand over old-style bills, and say they came from the year 2228 through a time gap built at the Science Institute.", "Their stories about two-way television, future war, and Farrington Farnsworth turn a domestic room rental into a political time-paradox.", "Bill Tonkin's closing announcement and the Mutual Broadcasting System tag carry the story into the credits."]

    Jun 27, 2020·29m·2 clips
  46. 46

    The Mysterious Traveler 51-03-13297KnivesOfDeath - 00

    Two elderly sisters in New York City set out to solve a real murder after a lifetime of reading mystery stories.

    Jun 27, 2020·30m
  47. 47

    The Mysterious Traveler 50-05-23256theLadyInRed - 00

    A crime reporter recounts his pursuit of a dangerous woman known as The Lady in Red.

    Jun 27, 2020·29m
  48. 48

    The Mysterious Traveler 52-01-29341StrangerInTheHouse - 00

    Hidden gem

    The Mysterious Traveler presents Jane and Roger Barton, a young couple who buy Wickford Manor near Woodford, Vermont, for $5,000 despite Jane's unease.

    Jun 27, 2020·28m·2 clips
  49. 49

    The Mysterious Traveler 48-06-15158QueenOfTheCats - 00

    Hidden gem

    The Mysterious Traveler episode “Queen of the Cats” follows Chris Arnold as he tells Dr.

    Jun 27, 2020·29m·2 clips
  50. 50

    The Mysterious Traveler 49-10-11225TheLastSurvivor - 00

    Hidden gem

    The Mysterious Traveler episode The Last Survivor follows Colonel Richard Worby's account of the XIP-1, an atomic-powered spaceship developed at San Augustine, New Mexico, in 1947.

    Jun 27, 2020·29m·2 clips