The blood of a wolf he placed in the veins of a man... and created a monster such as the world has never known!
The Mad Monster
A mad scientist changes his simple-minded handyman into a werewolf in order to prove his supposedly crazy scientific theories - and exact revenge.
Sam NewfieldDirector
Fred MytonScreenplay
Top Billed Cast
George Zucco
Lorenzo Cameron
Anne Nagel
Lenora Cameron
Johnny Downs
Tom Gregory
Glenn Strange
Petro
Robert Strange
Professor Blaine
Gordon De Main
Professor Fitzgerald
John Elliott
Professor Hatfield
Reginald Barlow
Professor Warwick
Sarah Padden
Grandmother
Mae Busch
Susan
Ed Cassidy
Father
Henry Hall
Country Doctor
