The Honor System is a 1917 American silent crime drama film directed by Raoul Walsh and starring Milton Sills and Cora Drew. The film established Walsh as a director. It was based on a novel of the same name by Henry Christeen Warnack.
With no prints of The Honor System located in any film archives, it is considered a lost film. In February 2021, the film was cited by the National Film Preservation Board on their Lost U.S. Silent Feature Films.