Question: Sally, Irene and Mary is a 1938 American comedy film directed by William A. Seiter, the film stars which American actor, best known for his film roles and popular singer?

Context paragraphs:
Touchdown, Army: Touchdown, Army is a 1938 American comedy film directed by Kurt Neumann and written by Lloyd Corrigan and Erwin S. Gelsey.  The film stars John Howard, Mary Carlisle, Robert Cummings, William Frawley, Owen Davis Jr. and Benny Baker.  The film was released on October 7, 1938, by Paramount Pictures.

Say It in French: Say It in French is a 1938 American comedy film directed by Andrew L. Stone and written by Frederick J. Jackson.  The film stars Ray Milland, Olympe Bradna, Irene Hervey, Janet Beecher, Mary Carlisle and Holmes Herbert.  The film was released on November 28, 1938, by Paramount Pictures.

Sally, Irene and Mary: Sally, Irene, and Mary is a 1925 American silent comedy-drama film starring Constance Bennett, Sally O'Neil, and Joan Crawford.  It is based on the 1922 play of the same name by Eddie Dowling and Cyrus Woods.  The play was adapted again in 1938, again titled "Sally, Irene and Mary" and directed by William A. Seiter.  This version stars Alice Faye, Joan Davis and Marjorie Weaver in the title roles, and co-starred Tony Martin, Fred Allen and Jimmy Durante.

Tony Martin (American singer): Tony Martin (born Alvin Morris; December 25, 1913 – July 27, 2012) was an American actor, best known for his film roles and popular singer.  His career spanned over seven decades, and he scored dozens of hits between the late-1930s and mid-1950s with songs such as "Walk Hand in Hand" and "Stranger in Paradise".  He was married to actress and dancer Cyd Charisse for 60 years until her death in 2008.

Outside of Paradise: Outside of Paradise is a 1938 American comedy film directed by John H. Auer and written by Harry Sauber.  The film stars Phil Regan, Penny Singleton, Bert Gordon, Leonid Kinskey, Ruth Coleman and Mary Forbes.  The film was released on February 7, 1938, by Republic Pictures.

Everybody's Doing It (1938 film): Everybody's Doing It is a 1938 American comedy film directed by Christy Cabanne using a screenplay by J. Robert Bren, Edmund Joseph, and Harry Segall, based on George Beck's story.  RKO produced and distributed the film, releasing it on January 14, 1938.  The movie stars Preston Foster and Sally Eilers.

Penrod and His Twin Brother: Penrod and His Twin Brother is a 1938 American comedy film directed by William C. McGann and written by William Jacobs and Hugh Cummings.  The film stars Billy Mauch, Bobby Mauch, Frank Craven, Spring Byington, Charles Halton and Claudia Coleman.  The film was released by Warner Bros. on February 26, 1938.

Sally, Irene and Mary (1938 film): Sally, Irene and Mary is a 1938 American comedy film directed by William A. Seiter and written by Harry Tugend and Jack Yellen.  The film stars Alice Faye, Tony Martin, Fred Allen, Joan Davis, Marjorie Weaver and Gregory Ratoff.  The film was released on March 4, 1938, by 20th Century Fox.

Thanks for Everything: Thanks for Everything is a 1938 American comedy film directed by William A. Seiter and written by Curtis Kenyon and Harry Tugend.  The film stars Adolphe Menjou, Jack Oakie, Jack Haley, Arleen Whelan, Tony Martin and Binnie Barnes.  The film was released on December 23, 1938, by 20th Century Fox.

Sergeant Murphy: Sergeant Murphy is a 1938 American comedy film directed by B. Reeves Eason and written by Sy Bartlett and William Jacobs.  The film stars Ronald Reagan, Mary Maguire, Donald Crisp, Ben Hendricks Jr. and William B. Davidson.  The film was released by Warner Bros. on January 1, 1938.

Supporting paragraphs: Sally, Irene and Mary (1938 film) Tony Martin (American singer)
Answer: Tony Martin