A innocent dentist is murdered and the only apparent motive seems to be to steal a set of dental x-rays. To the police it looks like an accident, but private eye Brad Runyan thinks there’s more to it.

The mystery-solving team of the Teen Angels crack crimes with the aid of the recently defrosted Captain Caveman, the world’s first super-hero! Set free by the Teen Angels from his prehistoric block of glacier ice, comes the world's first superhero, Captain Caveman! Now the constant companion to the Teen Angels, Brenda, Dee Dee, and Taffy, in their hilarious, and sometimes scary mystery missions.

A boxer flees, believing he has committed a murder while he was drunk. Directed by Busby Berkeley.