The Monk (1969) is a Mystery, Thriller, TV Movie film that follows underworld attorney Leo Barnes hires Gus Monk to safeguard a valuable envelope containing information on a mobster. Monk refuses — until he meets Mrs. Barnes and jumps on a merry-go-round of viciousness and murder. The Monk is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.5 out of 10 from 2 votes. Fans of mystery movies may also want to explore similar titles below.