Other titles: Bestias del bajo mundo
Year Released: 1962
Month released: April
Directors: Donn Harling
Cast: Ben Young, Bernard Freedman, Dean McMahon, Dick O'Neill, Don Alderette, Ed Dugan, Fabian Dean, G.J. Mitchell, George DeMoss, Gregg Stuart, James Judge, Joan Yarborough, Linda Dietrich, Liz DeMoss, Louis Gartner, Madeline Frances, Mary Louise Lyons, Milton Sussnow, Rex Anthony, Robert Levey, Robert Stilson Jr., Stanton Prichard, Tiiu Parli, Wes Carlson
Production Companies: Harling Productions
Cinematographers: Vilis Lapenieks
Colorization: Black and White
Country: United States
Distributors: Fairway International Pictures, International Film Enterprises, International Films, Sinister Cinema, Something Weird Video (SWV), YouTube
Editors: Ron Honthaner
Languages: English
Script and Continuity Department: Hannah Scheel
Sound Department: Tom Ramsey