Mistress is a 1992 comedy-drama film starring Robert De Niro, Danny Aiello, Eli Wallach, Robert Wuhl and Martin Landau. It was written by Barry Primus and J.F. Lawton and directed by Primus. Wikipedia
Evan Wright: "Theres no sex in your movie there has to be more sex!" Marvin Landisman: "No there is some...it's just not obvious"