The Apartment[1960]

http://www.imdb.com/title/tt0053604/



Director:



Billy Wilder



Cast:



Jack Lemmon ... C.C. Baxter



Shirley MacLaine ... Fran Kubelik



Fred MacMurray ... Jeff D. Sheldrake

Ray Walston ... Joe Dobisch



Bud Baxter is a struggling clerk in a huge New York insurance company. He's discovered a quick way to climb the corporate ladder - by lending out his apartment to the executives as a place to take their mistresses. He often has to deal with the aftermath of their visits and one night he's left with a major problem to solve.