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Secrets of the Unknown#148
Cover: John Severin

Secrets of the Unknown #148

Jan 1974 · Alan Class · 0.10 GBP
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In "While the City Slumbers!", a doctor’s secret experiment takes a surprising turn when a young man’s sudden athletic prowess sparks suspicion. As his rival digs into the doctor’s files, a shocking revelation emerges—someone else might be the alien, and the truth is closer than anyone suspects. Written by Carl Wessler and illustrated by Herb Familton, with lettering by Joe Letterese, this 1974 tale from Alan Class features a haunting cover by John Severin, blending suspense and sci-fi intrigue in a story where the real mystery lies not in origins, but in who’s truly watching.

Contains 12 stories
While the City Slumbers!
4 pp · Science Fiction
Dan SmithJoe Smith (his son) TedIrene

In "While the City Slumbers!", the molemen of San Francisco’s forgotten warrens rise in fury after years of exile, their underground tunnels trembling with the weight of a long-brewing rebellion. When an earthquake sparks citywide fires, they believe the surface dwellers have struck first—and in silence, they retreat, sealing their home behind them.

He Hides Among Us
4 pp · Science Fiction
Dr. Bryan Hoskins

In "He Hides Among Us," a doctor’s decades-old experiment takes a quiet turn when a young man’s sudden athletic prowess stirs suspicion. When his rival begins digging through secret files, the doctor confronts him with a startling possibility—perhaps the truth lies not in the records, but in the man himself. The story unfolds with subtle tension and a quiet revelation, leaving the reader to wonder who truly belongs among us.

Locked in the Silent Room
4 pp · Science Fiction
Paul

In "Locked in the Silent Room," a desperate criminal pleads with his brother Paul to save him by placing him in suspended animation using Paul’s experimental technology. Years later, the man awakens in a future where humanity has eradicated all germs—only to find himself trapped, a living relic of a world they now fear.

The First Man
4 pp · Science Fiction
Tagger Bronk

In "The First Man," a 1974 science fiction tale from *Secrets of the Unknown* #148, the idea of orbital refueling stations sets humanity on a path toward the moon—only to discover that the moon is no natural satellite, but an ancient, alien-built world waiting to be found.

The Deep Freeze
4 pp · Crime, Science Fiction
Rick Morrow

In "The Deep Freeze," three crooks freeze themselves for 200 years after stealing a suitcase full of cash—only to wake up in 2156 to find their fortune still worth something, and their crime far more complicated than they ever imagined. The story unfolds with a twist that turns a simple heist into a time-traveling con, all set in a future where money and justice don’t always line up.

The Man Who Went Too Far
4 pp · Science Fiction
Dr. Peter FultonAnne Bond (his fiancee- a nurse)Johnson
The Voice in the Night
4 pp · Crime, Fantasy
Monte Blake

In "The Voice in the Night," a man’s momentary lapse into violence—stealing a poor box from an elderly donor—triggers a haunting inner torment. As guilt takes hold, the sound of a clock begins to speak, accusing him of theft in a voice that feels all too real.

The Mystery of the Missing Man
4 pp · Horror-Suspense
Harvey Wilson
The Beasts!
4 pp · Fantasy, Superhero
Professor Martin Henslowe
I Saw a Demon!
4 pp · Horror-Suspense
Dr. Morgan

In "I Saw a Demon!" from *Secrets of the Unknown* #148 (1974), a scientist tests his revolutionary device by playing back sound recorded in a temple where ancient rituals were said to have taken place. What begins as a simple experiment quickly spirals into something far beyond explanation when the machine unleashes a long-forgotten chant—and with it, a presence that shouldn't be.

How Harry Escaped
4 pp · Horror-Suspense
Harry

In "How Harry Escaped," a desperate man named Harry takes a fateful risk when he steals Rinaldi's portrait—said to grant youth under moonlight. But when the portrait is exposed to the moon too long, Harry begins to unravel, fading from existence in ways he never expected.

The Victim!
4 pp · Science Fiction
Adam J. Stokes

In "The Victim!" from *Secrets of the Unknown* #148 (1974), a con artist finds himself suddenly snatched from Earth and taken to Pluto, where an alien needs to prove his mind-transferring device works—on a human. The story follows the uneasy, high-stakes game between the confidence man and his otherworldly captor, where deception takes on a whole new meaning.

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Full credits

artist, inker Herb Familton
letterer Joe Letterese
cover pencils, inks John Severin

Reprints

↩ Reprints Journey into Mystery #37 (1956), Journey into Mystery #40 (1956), Mystic #56 (1957), Creepy Worlds #125 (1971), Astounding Stories #169 (1983), Secrets of the Unknown #246 (1988), Amazing Stories of Suspense #59

Reprinted in Secrets of the Unknown #227 (1984)

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