Robert H. Harris
Pete Dumond
Paul Brinegar
Rivero
Gary Conway
Tony Mantell (Teenage Frankenstein)
Gary Clarke
Larry Drake (Teenage Werewolf)
Malcolm Atterbury
Security Guard Richards
Dennis Cross
Security Guard Monahan
Morris Ankrum
Police Capt. Hancock
Walter Reed
Detective Thompson
John Ashley
Himself
Paul Maxwell
Jeffrey Clayton
Eddie Marr
John Nixon
Heather Ames
Arlene Dow
Robert Shayne
Gary Droz
Rod Dana
Lab Technician
