Michael Conrad, owner of a group of strange animals, trains his beasts to obey him, unleashing them on anyone who stands in his way. His wife and mute assistant begin to suspect that they too are becoming part of the black zoo.
Acting
Michael Gough chews scenery like his lions chew victims.
Practical Effects
Real tigers and lions—no CGI safety nets in 1963!

Director
Robert Gordon
Trivia, insights & behind the scenes
Michael Gough later played Alfred in four Batman films—imagine THIS energy serving Bruce Wayne coffee.
Part of a brief 1960s wave of 'animal horror' that included The Birds and Willard, capitalizing on nature-run-amok anxieties.