
"The towering terror from hell!"
Glenn Manning, "The Amazing Colossal Man," believed dead after falling from the Hoover Dam, reemerges in rural Mexico, brain damaged, disfigured, and very angry.
Joyce Manning

Major Mark Baird

Col. Glenn Manning

Dr. Carmichael

Sgt. Luis Murillo

John Swanson, truck owner

Miguel
Capt. Harris
Mrs. Edwards, mother

The Neurologist
Joan
Arthur Lang
Newscaster

Mexican Doctor
Capitol Hill Reporter
TV Announcer
Laurie Edwards
Medical Research Official
Army Officer
Bus Driver
Health and Welfare Department Head
Gen. Nelson
Police Dispatcher

Unknown Role
Unknown Role

Mayor of Los Angeles

Cop (uncredited)