Shazam 1981 Who's Who at the Zoo

When some new animals arrive at the Fawcett City zoo, one of the gorillas soon recognized as Doctor Allirog, a talking super-intelligent animal that recently escaped from a cave, having been placed there by the Marvel Family. Allirog is intent on making sure that animals are the more dominant species. He captures Mary and Freddy, then Uncle Marvel, binding and gagging them all, and uses a device that increases Captain Marvel's powers meaning he cannot control them