- Wally Brown
- Jerry Miles
- Alan Carney
- Mike Strager
- Bela Lugosi
- Professor Paul Renault
- Anne Jeffreys
- Jean La Danse
- Sheldon Leonard
- Ace Miller
- Frank Jenks
- Gus
- Russell Hopton
- Benny
- Joseph Vitale
- Joseph
- Ian Wolfe
- Prof. Hopkins
- Louis Jean Heydt
- Douglas Walker
- Darby Jones
- Kalaga - the Zombie
- Rudolph Andrean
- High Priest
- Dick Botiller
- Boss of Cafe
- Robert Clarke
- Wimp
- Tom Coleman
- Ship Passenger
- Bess Flowers
- Nightclub Patron
- Angela Gomez
- Knife Thrower
- Robert Haines
- Nightclub Patron
- Eddie Hall
- Man Walking Down Gangplank with Woman
- Sam Harris
- Nightclub Patron
- Harold Herskind
- Stenga
- Matthew Jones
- Fat Warrior
- Carl Kent
- Hot-Foot Davis
- Rosemary La Planche
- Entertainer in Sarong
- Sir Lancelot
- Calypso Singer
- Virginia Lyndon
- Dancer
- Norman Mayes
- Minor Role
- Charles Meakin
- Nightclub Patron
- Harold Miller
- Nightclub Patron
- Barry Norton
- Nightclub Patron
- Emory Parnell
- Ship's Captain
- Paul Power
- Nightclub Patron
- Jason Robards Sr.
- Headwaiter
- Walter Soderling
- Professor with Walker at Nightclub
- Robert St. Angelo
- Steward
- Nick Stewart
- Worthington
- Max Wagner
- Waiter
- Larry Wheat
- Nightclub Patron
- Martin Wilkins
- Sam
- Bill Williams
- Sailor / Smuggler (uncredited)
- Betty Yeaton
- Dancer
