The American Success Company (1980)

A husband is humiliated at home and at work. He decides he has had enough of it and hires a prostitute to help him get back at his boss, wife and friends and get a lot richer in the process.
William Richert
Jeff Bridges, Belinda Bauer, Ned Beatty, Steven Keats, Bianca Jagger, John Glover, Mascha Gonska, Michael Durrell, Eva Maria Meineke, Günter Meisner, Michelle Bauer, Claudia Butenuth, Erland Erlandsen, Peter Capell, Michaela May, Elisabeth Neumann-Viertel, Ute Willing
tt0078765