My Father Is Coming (1991)

A immigrant's father is coming to visit from Germany. She has lied to him about her acting career, having looked unsuccessfully for parts for a year, and has also told him she's married. So she enlists her gay roommate to act as her husband, which causes complications in his lifestyle. When Dad arrives, he accompanies her to an audition for a New Age Erotic film with Annie Sprinkle, and he accidentally gets a part in a commercial, and gets involved with Annie. The daughter is miffed, and ends up trying to decide what her own sexual orientation is.