The 13th Juror.

A 1927 American mystery film directed by Edward Laemmle and written by Charles Logue and Walter Anthony. It is based on the 1908 play Counsel for the Defense by Henry Irving Dodge. Richard Marsden is a long-time friend of Henry Desmond, a powerful and successful attorney. The district attorney plan to break Desmond by having George Quinn infer that Marsden's wife is having an affair with the lawyer.