Albert Mannheimer proved unworkable an uncredited Kanin was brought in by Harry Cohn to adapt his play into the script used to shoot the 1950 film adaptation. His other stage work includes directing The Diary of Anne Frank (1955), which ran for 717 performances, and the musical Funny Girl (1964), which ran for 1,348 performances. Kanin wrote and directed his last play, Peccadillo, in 1985, the same year he was inducted into the American Theater Hall of Fame. Film career His first film as a director was A Man to Remember (1938), which The New York Times considered one of the 10 best films of 1938. Kanin was 26 at the time. His other directing credits include The Great Man Votes (1939), My Favorite Wife (1940), They Knew What They Wanted (1940), and Tom, Dick, and Harry (1941). Kanin's Hollywood career was interrupted by the draft. He served in the United States Army from 1941 to 1945. During this time, Kanin and Carol Reed co-directed General Dwight D. Eisenhower's official record of the Allied invasion, the Academy Award-winning documentary The True Glory (1945). During this time, he began writing what would become regarded by many as his greatest play, Born Yesterday. Kanin's best-remembered screenplays, however, were written in collaboration with his wife, actress Ruth Gordon, whom he married in 1942. Together, they wrote many screenplays, including six that were directed by George Cukor. These included the Spencer Tracy - Katharine Hepburn film comedies Adam's Rib (1949) and Pat and Mike (1952), as well as A Double Life (1947), starring Ronald Colman. Television career In the 1950s through the 1980s, Kanin adapted several of his stories and plays for television, most notably Mr. Broadway (1964), and Moviola (1980). Kanin's best-selling novel Smash (1980), about the pre-Broadway tryout of a musical comedy, was inspired by his experience directing the 1964 musical Funny Girl and was adapted into the 2012 television series Smash. Acquaintances and memorable sayings He was a colleague of Thornton Wilder, who mentored him, and an admirer of the work of Frank Capra. Kanin said, "I'd rather be Capra than God, if there is a Capra." Kanin and Katharine Hepburn were the only witnesses to Laurence Olivier and Vivien Leigh's wedding in California on August 31, 1940. In 1941, Hepburn and he worked with his brother Michael Kanin and Ring Lardner, Jr., on the early drafts of what became Woman