Credits: Associate producer, W. J. O'Sullivan; directors, John English, Elmer Clifton; original screenplay, Royal Cole, Ronald Davidson, Basil Dickey, Jesse Duffy, Harry Fraser, Grant Nelson, Joseph Poland; musical score, Mort Glickman; photographer, John MacBurnie; film editors, Wallace Grissell, Earl Turner.
Appl. author: Republic Productions, Inc.
1. The Purple Death.
2. Mechanical Executioner.
3. The Scarlet Shroud.
4. Preview of Murder.
5. Blade of Wrath.
6. Vault of Vengeance.
7. Wholesale Destruction.
8. Cremation in the Clouds.