The Phantom Creeps
Dr. Alex Zorka
Jean Drew
Capt. Bob West
Dr. Fred Mallory
Lt. Jim Daley
Monk
Jarvis
Ann Zorka
Rankin
Perkins
Jarvis Goon
West's Boss
Harbormaster
Mac
The Robot
Parker (uncredited)
Road Crew Foreman (uncredited)
Car-Crash Cop (uncredited)
