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  4. /Knock
← All Dimension X episodes

Adventures in time and space told in future tense. The mansion. Can you predict the future? Can you tell what will happen in a hundred years? Or in ten? Or in the next minute? Can you look beyond the known dimensions of time and space? Into the unknown. Dimension X. Tonight we have a strange story to tell. A sweet, blood-curdling little story that is really only two sentences long. The last man on earth sat alone in a room. There was a knock on the door. Think it over. Suppo…

Transcript

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Synopsis

In the Dimension X episode 'Knock', the story opens with Walter Phelan, the last man on Earth, sitting alone in a room. The atmosphere is thick with tension as he hears a knock on the door, a sound that shatters his solitude and prompts a cascade of existential questions. Walter grapples with the implications of being the only survivor in a world that has seemingly moved on without him. His isolation is palpable, and the knock represents both a potential threat and a glimmer of hope.

Host

Norman Rose

Cast›

A

Albert Buhrman

Arnold Moss

B

Bill Chambers

B

Bob Warren

Joan Alexander

Featured in playlists›

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Drive-Time Dial

Open road, closed case — half-hour windows.

24 episodes

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Cloak and Dagger

Operation Sellout

In Operation Sellout, two OSS agents embark on a perilous mission into Nazi-occupied France to locate submarine bases, only to find themselves joined by a German officer with a questionable allegiance. Tensions rise as they navigate the dangers of espionage and betrayal.

Ep 20 · Friday, September 22, 1950 · 29:30

Suspense

Sorry, Wrong Number

An invalid woman overhears a chilling conversation about a planned murder while struggling with a malfunctioning telephone. As she fights to alert the authorities, the stakes rise with each passing moment.

Ep 43 · Tuesday, May 25, 1943 · 29:38

X Minus One

The Castaways

On a Pacific atoll, soldiers prepare to detonate a nuclear bomb, but the native Tahani refuse to evacuate, believing their ancestors' spirits are tied to the land. Tensions rise as the deadline approaches, leading to unexpected revelations about the island's true history.

Ep 18 · Thursday, September 15, 1955 · 22:06

The Adventures of Superman

The Flood - Pt 04

Superman races against time to save a city threatened by flood while searching for Lois Lane, who is held captive by escaped convicts. The stakes rise as he must secure sandbags to protect 15,000 people from disaster.

Ep 1093 · Friday, August 10, 1945 · 15:00

21st Precinct

Case of the Stairs

A young girl is assaulted, and the perpetrator, Joe Packes, ends up injured after a confrontation with the police. As the investigation unfolds, questions arise about the circumstances of his fall down the precinct stairs.

Ep 26 · Friday, January 1, 1954 · 29:13

More from Dimension X

Same series — shared cast and standout nights

Dimension X

Mars Is Heaven

The first spaceship from Earth lands on Mars, and the crew is eager to discover what awaits them. As they explore, they encounter strange phenomena that challenge their perceptions of reality and safety.

Ep 33 · Sunday, January 7, 1951 · 25:20

Dimension X

Dr Grimshaw's Sanatorium

A private detective investigates a scandal involving Dr. Grimshaw's sanatorium after discovering a coffin filled with sand instead of a body. As he delves deeper, he uncovers a web of deception and danger.

Ep 25 · Friday, September 22, 1950 · 30:23

Dimension X

Universe

In a vast spaceship, two young scientists seek the truth behind their existence and the teachings of Jordan, the ship's creator. Their quest leads them to confront the realities of their society and the mutants that inhabit the upper levels.

Ep 31 · Sunday, November 26, 1950 · 30:14

Dimension X

Almost Human

A powerful robot, designed for killing, begins to develop a sense of morality and emotions. As its creator struggles to control it, an intruder threatens to expose their secret.

Ep 6 · Saturday, May 13, 1950 · 29:18

Dimension X

The Vital Factor

Wayne Crowder, a ruthless millionaire, is determined to build a spaceship and conquer space, disregarding the costs and challenges involved. He seeks out the best engineers and is willing to go to any lengths to achieve his ambition.

Ep 44 · Thursday, August 16, 1951 · 29:52

Dimension X

Shanghaied

In Shanghaied, young Jeff Corfin finds himself forcibly recruited into a deep space crew just before his wedding. As he grapples with his unexpected fate, he must navigate the dangers of mutiny and survival in the cosmos.

Ep 29 · Sunday, November 12, 1950 · 30:24

Tense›

Same mood, other nights on the dial

Suspense

Sorry, Wrong Number

An invalid woman overhears a chilling conversation about a planned murder while struggling with a malfunctioning telephone. As she fights to alert the authorities, the stakes rise with each passing moment.

Ep 43 · Tuesday, May 25, 1943 · 29:38

The Lone Ranger

Cold Spring Showdown (Last Original 'Live' Broadcast)

The Lone Ranger and Tonto prepare to defend Cold Spring against a band of outlaws led by Red Eagle, who are intent on stealing a chest of gold. Tensions rise as the outlaws launch their attack on the stagecoach station.

Ep 3377 · Friday, September 3, 1954 · 23:25

Dangerously Yours

The Highwayman

In The Highwayman, a daring outlaw confronts a wealthy coachman while seeking romance with the landlord's daughter, Bess. The stakes rise as love and danger intertwine under the moonlit sky.

Ep 1 · Sunday, July 2, 1944 · 29:39

X Minus One

At the Post

A race track tout struggles to save his wife, who has fallen into a catatonic state, believing she is being controlled by aliens. He uses his knowledge of horse racing to uncover the truth behind her condition and the impending doom of mankind.

Ep 94 · Wednesday, March 27, 1957 · 22:03

The New Adventures of Nero Wolfe

Stamped for Murder

Nero Wolfe faces a pressing dilemma when a young woman seeks his help to recover her inheritance, which her father has squandered on a dubious treasure map. As Wolfe reluctantly takes on the case, the stakes rise with the revelation of swindlers and hidden value.

Ep 1 · Friday, October 20, 1950 · 29:48

Survival›

More stories in this vein

Suspense

The Most Dangerous Game

Sanger Rainsford finds himself stranded on a mysterious island after a shipwreck, where he becomes the prey in a deadly game orchestrated by the enigmatic General Zaroff.

Ep 59 · Thursday, September 23, 1943 · 29:57

The Devil and Mr O

Rocket from Manhattan

In Rocket from Manhattan, a group of astronauts returns from the moon, but their journey takes a dark turn as they face a dire situation in space. Tensions rise as they confront the consequences of their mission and the implications of their discoveries.

Ep 22 · Friday, February 11, 1972 · 28:36

The Six Shooter

Jenny

The Six Shooter encounters a young man injured in a gully and helps him reach safety, only to find himself in a tense situation with a mysterious woman at a nearby cabin.

Ep 1 · Sunday, September 20, 1953 · 28:24

Escape

Sire De Maletroit's Door

In 1429 Paris, a young cavalier finds himself lost and pursued by soldiers, leading him to a mysterious house where he encounters the enigmatic Sire de Maltois and a beautiful woman named Blanche. The stakes rise as he navigates the dangers of love and honor amidst the chaos of war.

Ep 5 · Monday, August 4, 1947 · 29:33

Mystery House

A Short Life for Mary

A young woman named Mary faces a dire situation that threatens her life as she navigates the eerie atmosphere of the Mystery House.

Ep 81 · Sunday, September 2, 1945 · 26:16

Chet Chetter's Tales from the Morgue

Escape From The Mysterious Island 1

Cecil Ferris wins a cruise contest and takes his friends to Galveston, but they end up on a garbage tugboat instead. As a storm approaches, they find themselves trapped in a cave surrounded by prehistoric creatures.

Ep 1079 · Saturday, December 16, 1995 · 29:14

← PreviousNo ContactNext →Almost Human

Credits

  • Audio from Internet Archive (OTRR_Dimension_X_Singles). Curated by OTRR. Goldie does not claim ownership of this broadcast.
  • Cast and sponsor data from RadioGold Index (J. David Goldin / UMKC Libraries).
  • Historical context from Wikipedia (CC BY-SA).

Dimension_X_1950-05-06__05_Knock.mp3

Dimension X, Episode 5

Knock

Saturday, May 6, 1950 · 29:36

Dimension X, Episode 5

Knock

Saturday, May 6, 1950 · 29:36

Summary

The last man on Earth, Walter Phelan, finds himself alone in a room when he receives an unexpected visitor, an alien named Azzan. As Walter grapples with his new reality, he learns that humanity has been eradicated and he is now part of an alien zoo.

  • Tense
  • Survival
  • Psychological
  • Murder
  • Sci-fi
  • Mystery
  • Thriller

Chapters

Luis Van Rooten

Network›

NBC

Network

Detective Desk

Private eyes, hardboiled and soft.

24 episodes

Tense Nights

Edge-of-seat radio.

24 episodes

Twist Ending Club

Don’t peek. The last minute is the point.

24 episodes

Psychological Thrillers

The danger is inside the room.

24 episodes

Survival Stories

Against the odds until the last commercial.

24 episodes

Atomic Age Air

1948–1955: rockets, nerves, new futures.

24 episodes

Morning Coffee Mystery

Puzzles that pair with caffeine.

24 episodes

Let George Do It

The Payoff is Murder

George Valentine investigates a boxing match fix when a fighter's wife wants her husband to fight honestly instead of taking a dive. The stakes rise as threats loom from the fight's fixer.

Ep 123 · Monday, January 17, 1949 · 29:35

Escape

The Fugitive

A master criminal escapes from a French prison and seeks refuge in a dark town, armed only with a unique knife gifted to him by a mysterious knife maker. As he navigates the dangers of freedom, he faces the relentless pursuit of his cunning jailer.

Ep 49 · Sunday, August 15, 1948 · 29:30

The Shadow

The Return of Anatole Chevanic

A notorious one-armed jewel thief is murdered, then returns from the grave to continue his crime wave. The system cue has been deleted.

Ep 243 · Sunday, February 1, 1942 · 29:35

Dimension X

The Castaways

On Tahani Atoll, General Gadosh faces a crisis as the native population refuses to evacuate before a scheduled atomic bomb test. Tensions rise when it becomes clear that the natives may have a deeper connection to the island than anticipated.

Ep 19 · Friday, August 11, 1950 · 30:09

Dimension X

And the Moon Be Still as Bright

A space crew lands on Mars, only to discover that a previous expedition has been wiped out by chickenpox, a disease they unknowingly brought from Earth. As they grapple with the implications of their actions, tensions rise among the crew.

Ep 26 · Friday, September 29, 1950 · 29:40

The Adventures of Superman

Superman Vs. Kryptonite - Pt 09

Batman and Robin race against time to find Superman, who is in danger after being captured by the corrupt George Latimer, who possesses kryptonite. The stakes are high as they attempt to outsmart Latimer and rescue their friend.

Ep 1557 · Monday, May 26, 1947 · 14:23

Dimension X

The Outer Limit

In The Outer Limit, a test pilot prepares for a groundbreaking space mission while grappling with personal anxieties about impending fatherhood. As he launches into the unknown, the stakes rise with the potential for disaster looming over the mission.

Ep 1 · Saturday, April 8, 1950 · 30:11

Dragnet

Red Light Bandit

A ruthless robber impersonates a police officer, preying on unsuspecting citizens at red traffic lights. Detectives Friday and Romero must track him down before he strikes again.

Ep 6 · Thursday, July 14, 1949 · 29:37

Gunsmoke

Chester's Rendezvous

Chester develops a crush on Em Feeney, a newcomer in Dodge City, but complications arise when her brother is a wanted deserter from the army.

Ep 476 · Sunday, May 21, 1961 · 23:23

That night in history

Headlines

  • 1950 — The Tollund Man is discovered in a peat bog near Silkeborg, Denmark.
  • 1950 — Robert Schuman presents the "Schuman Declaration", considered by some to be the beginning of the creation of what is now the European Union.

On the air that night›

  1. Dimension XKnockCurrently listeningEpisode 5