Zero Effect (1998)
Genres: Drama, Comedy, Mystery
Cast: Bill Pullman, Ryan O'Neal, Ben Stiller
Zero Effect is a 1998 American mystery comedy film written and directed by Jake Kasdan in his feature directional debut. Starring Bill Pullman as "the world's most private detective", Daryl Zero, and Ben Stiller as his assistant Steve Arlo, the film's plot is loosely based on the Arthur Conan Doyle short story "A Scandal in Bohemia".