Jonny Wilken is an ageing lion trainer in a circus. He is in love with his younger colleague Jutta Sarris. On her wedding day, Jutta's favorite Bengal tiger attacks her out of jealousy and kills her. Jonny, full of pain and out of revenge, enters the cage to kill the animal with his bare hands. However, the tiger bows to him without any resistance.

The Master of the World (German: Der Herr der Welt) is a German science fiction movie made in 1934 (released in the US in 1935). Its themes are the replacement of human labor with robotic replacements, and the threat to humanity by robots used as war machines. It was directed by Harry Piel and made by Ariel production.
Walter Franck, playing "Wolf", as the half-crazy assistant to Walter Hanssen's "Dr. Heller", an inventor of robots, murders his master, and attempts to take over the world with his death-ray equipped robots.