I Love a Mystery (1973) is a Comedy, Mystery, TV Movie film that follows three insurance investigators search for a mysterious billionaire. Based on the Old Time Radio show of the same name. I Love a Mystery is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.3 out of 10 from 3 votes. Fans of comedy movies may also want to explore similar titles below.