Other titles: O Monstro Sinistro | Le monstre fou | To teras tis frikis | Το τέρας της φρίκης | Mostro pazzo | Vuelve el hombre lobo | Безумный монстр | The Mad Monsters
Year Released: 1942
Month released: May
Directors: Sam Newfield
Writers: Fred Myton
Cast: Anne Nagel, Ed Cassidy, Eddie Holden, George Zucco, Gil Patric, Glenn Strange, Gordon De Main, Henry Hall, John Elliott, Johnny Downs, Mae Busch, Reginald Barlow, Robert Strange, Sarah Padden, Slim Whitaker
Producers: Sigmund Neufeld
Production Companies: Sigmund Neufeld Productions
Cinematographers: Jack Greenhalgh
Colorization: Black and White
Costume department: Eugene Joseff
Country: United States
Distributors: Alpha Video Distributors, Film Detective, Grapevine Video, International Film Distributors, Internet Archive, Madison Pictures, Penteo Films S.L., Producers Releasing Corporation (PRC), Reel Media International, ROKiT FLIX, Shout! Factory, Sinister Cinema, YouTube
Editors: Holbrook N. Todd
Languages: English
Makeup Department: Harry Ross
Production Managers: Bert Sternbach
Sound Department: Hans Weeren
Special Effects: Eugene C. Stone