Cast and credits of The Mad Monster

Directed by

Sam Newfield

Starring

Johnny Downs
Tom Gregory

George Zucco
Dr. Cameron

Anne Nagel
Lenora

Glenn Strange
Petro

Sarah Padden
Grandmother

Gordon De Main
Professor Fitzgerald (as Gordon DeMain)

Mae Busch
Susan

Reginald Barlow
Professor Warwick

Robert Strange
Professor Blaine

Henry Hall
Country Doctor

Ed Cassidy
Father (as Edward Cassidy)

Eddie Holden
Harper

Slim Whitaker
Policeman (as Charles Whitaker)