The Unknown People (1)

Episode 1

Superman on Earth

Sep 19, 1952

Episode 2

The Haunted Lighthouse

Sep 26, 1952

Episode 3

The Case of the Talkative Dummy

Oct 3, 1952

Episode 4

Mystery of the Broken Statues

Oct 10, 1952

Episode 5

The Monkey Mystery

Oct 17, 1952

Episode 6

Night of Terror

Oct 24, 1952

Episode 7

The Birthday Letter

Oct 31, 1952

Episode 8

The Mind Machine

Nov 7, 1952

Episode 9

Rescue

Nov 14, 1952

Episode 10

The Secret of Superman

Nov 21, 1952

Episode 11

No Holds Barred

Nov 28, 1952

Episode 12

The Deserted Village

Dec 5, 1952

Episode 13

The Stolen Costume

Dec 12, 1952

Episode 14

Treasure of the Incas

Dec 19, 1952

Episode 15

Double Trouble

Dec 26, 1952

Episode 16

Mystery in Wax

Jan 2, 1953

Episode 17

Runaway Robot

Jan 9, 1953

Episode 18

Drums of Death

Jan 16, 1953

Episode 19

The Evil Three

Jan 23, 1953

Episode 20

The Riddle of the Chinese Jade

Jan 30, 1953

Episode 21

The Human Bomb

Feb 6, 1953

Episode 22

Czar of the Underworld

Feb 13, 1953

Episode 23

Ghost Wolf

Feb 20, 1953

Episode 24

Crime Wave

Feb 27, 1953

Episode 25

The Unknown People (1)

Aug 10, 1953

Episode 26

The Unknown People (2)

Aug 10, 1953