Question: Mordecai Lawner appeared in what movie that stars Diane Keaton as the female lead?

Context articles: Lovers and Other Strangers
Annie Hall
Hampstead (film)
Looking for Mr. Goodbar (film)
Northern Lights (1997 film)
Mordecai Lawner
Hanging Up
The Good Mother (1988 film)
The Only Thrill
Baby Boom (film)

Lovers and Other Strangers is a 1970 comedy film based on the play by Renée Taylor and Joseph Bologna.
 The cast includes Richard S. Castellano, Gig Young, Cloris Leachman, Anne Jackson, Beatrice Arthur, Bonnie Bedelia, Michael Brandon, Harry Guardino, Anne Meara, Bob Dishy, Marian Hailey, Joseph Hindy, and, in her film debut, Diane Keaton.
 Sylvester Stallone was an extra in this movie.
 The film was nominated for three Academy Awards (it won the Academy Award for Best Original Song), and was one of the top box office performers of 1970.
 It established Richard S. Castellano as a star (receiving an Oscar nomination for his performance) and he, along with Diane Keaton, was subsequently cast in "The Godfather".
 The song "For All We Know" was composed by Fred Karlin with lyrics by Robb Royer and Jimmy Griffin.
Annie Hall is a 1977 American romantic comedy film directed by Woody Allen from a screenplay he co-wrote with Marshall Brickman.
 Produced by Allen's manager, Charles H. Joffe, the film stars the director as Alvy "Max" Singer, who tries to figure out the reasons for the failure of his relationship with the film's eponymous female lead, played by Diane Keaton in a role written specifically for her.
Hampstead is a 2017 British drama film directed by Joel Hopkins and written by Robert Festinger.
 The film stars Diane Keaton, Brendan Gleeson, James Norton, Lesley Manville, Jason Watkins and Simon Callow.
 The film was released on 23 June 2017, by Entertainment One Films.
Looking for Mr. Goodbar is a 1977 American drama film, based on the best-selling novel of the same name by Judith Rossner, which was inspired by the 1973 murder of New York City schoolteacher Roseann Quinn.
 The film was written and directed by Richard Brooks.
 It stars Diane Keaton, Tuesday Weld, William Atherton, and Richard Gere.
Northern Lights is a 1997 television film based upon the 1988 stage play of the same name by John Hoffman.
 Directed by Linda Yellen, the film stars Diane Keaton, Maury Chaykin, Joseph Cross, and Kathleen York.
 It was produced for the Disney Channel and premiered on August 23, 1997.
 Some sources identify "Northern Lights" as the first Disney Channel Original Movie, though "Northern Lights" was not included in Disney Channel's 100 Original Movies celebration that aired in May–June 2016, and Disney Channel considers 1997's "Under Wraps" to be the first official Disney Channel Original Movie.
Mordecai Lawner (June 9, 1928 – November 27, 2014) was an American film and theater actor.
 His film credits included Woody Allen's "Annie Hall" in 1977, "Raw Deal" in 1986, "Ghostbusters II" in 1989, and "A Fish in the Bathtub" in 1999.
Hanging Up is a 2000 American comedy-drama film about a trio of sisters who bond over the approaching death of their curmudgeonly father to whom none of them were particularly close.
 The film stars Diane Keaton (who also directed), Meg Ryan, and Lisa Kudrow as the three sisters, and Walter Matthau (in his final film appearance) as the father.
 The film is based on 1995 book of the same name by Delia Ephron.
The Good Mother is a 1988 American drama film and an adaptation of Sue Miller's novel of the same name.
 Directed by Leonard Nimoy, the film stars Diane Keaton and Liam Neeson in the leading roles.
 "The Good Mother" explores feelings and beliefs about children's exposure to adult sexuality and challenges society's growing reliance upon courts to settle complex private and ethical matters.
The Only Thrill is a 1997 film directed by Peter Masterson.
 It stars Diane Keaton and Sam Shepard.
Baby Boom is a 1987 romantic comedy film directed by Charles Shyer, written by Nancy Meyers and Shyer, and produced by Meyers and Bruce A. Block for United Artists.
 It stars Diane Keaton as a yuppie who discovers that a long-lost cousin has died, leaving her a six-month-old baby girl as inheritance.