Letter of Introduction is a 1938 American comedy-drama film directed by John M. Stahl.
In 1966, the film entered the public domain in the United States because the claimants did not renew its copyright registration in the 28th year after publication.
Plot
An aging actor, John Mannering, is surprised when his estranged daughter, Kay Martin, shows up. She is an actress trying to succeed on Broadway. He is persuaded to perform on Broadway for the first time in twelve years in a play with her. He is anxious about his performance, so turns to alcohol to overcome his self-doubt. He tries to re-establish his relationship with his daughter while trying to hide from the press that she is his daughter.