Horror Island
Bill Martin
Tobias Clump
Wendy Creighton
Stuff Oliver
Cousin George
Thurman Coldwater
Professor Jasper Quinley
Sergeant McGoon
Rod Grady
Arleen Grady
Panama Pete
The Stranger
Wreck Spectator (uncredited)
Police Officer (uncredited)
Sailor (uncredited)
Delivery Boy (uncredited)
