The stooges are private detectives hired to find a missing girl. The boys disguise as pie salesmen and end up wandering around a mad scientist's mansion, trying to find the girl. The boys confront a gorilla and various other bad guys, before rescuing the girl.

• Columbia Pictures
• Shemp Howard
• Larry Fine
• Moe Howard
• Norma Randall
• Philip Van Zandt
• Tom Kennedy
• Steve Calvert
• Frank Mitchell