The Three Investigators in the Secret of the Haunted Mirror
M. V. Carey & Robert Arthur
The Three Investigators (21)
The Three Investigators in the Secret of the Crooked Cat
William Arden & Robert Arthur
The Three Investigators (13)
The Three Investigators in the Secret of Phantom Lake
The Three Investigators (19)
The Three Investigators in the Mystery of the Singing Serpent
The Three Investigators (17)
The Three Investigators in the Mystery of the Scar-Faced Beggar
Mary V. Carey & Robert Arthur
The Three Investigators (31)
The Three Investigators in the Mystery of the Rogues' Reunion
Marc Brandel & Robert Arthur
The Three Investigators (40)
The Three Investigators in the Mystery of the Purple Pirate
The Three Investigators (33)
The Three Investigators in the Mystery of the Magic Circle
The Three Investigators (27)
The Three Investigators in the Mystery of the Flaming Footprints
The Three Investigators (15)
The Three Investigators in the Mystery of the Deadly Double
The Three Investigators (28)
The Three Investigators in the Mystery of the Dead Man's Riddle
The Three Investigators (22)
The Secret of Terror Castle
Robert Arthur
The Three Investigators (2)
The Secret of Skeleton Island
The Three Investigators (6)
The Mystery of the Whispering Mummy
The Three Investigators (3)
The Mystery of the Vanishing Treasure
The Three Investigators (5)
The Mystery of the Talking Skull
The Three Investigators (11)
The Mystery of the Stuttering Parrot
The Three Investigators (1)
The Mystery of the Silver Spider
The Three Investigators (8)
The Mystery of the Screaming Clock
The Three Investigators (9)
The Mystery of the Kidnapped Whale
The Three Investigators (35)
The Mystery of the Green Ghost
The Three Investigators (4)
The Mystery of the Fiery Eye
The Three Investigators (7)
Alfred Hitchcock and the Three Investigators in the Mystery ...
The Three Investigators (18)
William Arden & Alfred Hitchcock & Robert Arthur
The Three Investigators (25)
The Three Investigators (20)