Carl Kolchak
Louise Harper
Tony Vincenzo
Capt. Schubert
Mr. Berry
Prof. Crabwell
Dr. Richard Malcolm
Llewellyn Crossbinder
Tramp
Charisma Beauty
Wilma Krankheimer
Janie Watkins
Dr. Webb
Joyce Gabriel
Policewoman Sheila
Restaurant Woman
Merissa (Ethel Parker)
Police Officer (uncredited)
Reporter (uncredited)
Reporter (uncredited)
Bar Patron (uncredited)
Bar Patron (uncredited)
Reporter (uncredited)
Reporter (uncredited)
Underground Tour Guide (uncredited)
Man on Tour (uncredited)
Bar Patron (uncredited)
Bar Patron (uncredited)
Charlie the Bartender (uncredited)
Detective (uncredited)
Police Officer (uncredited)
Reporter (uncredited)
Police Officer (uncredited)
Bar Patron (uncredited)
Bar Patron (uncredited)
Police Officer (uncredited)