Color, 1973, 73 mins. 51 secs. / 85 mins. 17 secs.
Directed by Jess Franco
Starring Dennis Price, Howard Vernon, Alberto Dalbés, Beatriz Savón, Anne Libert, Fernando Bilbao, Britt Nichols, Luis Barboo
Nucleus Films (Blu-ray) (UK RB HD), Kino Lorber (Blu-ray & DVD) (US RA/R1 HD/NTSC), Image Entertainment (DVD) (US R1 NTSC) / WS (2.35:1) (16:9)