Professor Popper's Problems (1974)

Release Date: 1974-01-01
Runtime: 1h 31min
Production Company: Children's Film Foundation (CFF)
Production Country: United Kingdom
Director: Gerry O'Hara

Professor Popper develops a shrinking formula which he and a group of school kids take by accident, ending up trapped in his laboratory. But that's not the only problem that faces the professor and his friends.