Michael Constantine and Susan Lanier in The Krofft Supershow (1976)

Michael Constantine in The Krofft Supershow (1976)

Corinne Bohrer and Michael Constantine in Free Spirit (1989)

Alyson Hannigan, Michael Constantine, Edan Gross, and Paul Scherrer in Free Spirit (1989)

Michael Constantine, Susan Lanier, and James Mock in The Krofft Supershow (1976)

Deidre Hall, Michael Constantine, Susan Lanier, and Judy Strangis in Electra Woman and Dyna Girl (1976)

Billy Beck and Michael Constantine in Electra Woman and Dyna Girl (1976)

Michael Constantine and Susan Lanier in Electra Woman and Dyna Girl (1976)

Steve McQueen, Michael Constantine, and Sharon Farrell in The Reivers (1969)

Jackie Gleason, Ted Bessell, and Michael Constantine in Don't Drink the Water (1969)

Steve McQueen, Michael Constantine, Sharon Farrell, and Mitch Vogel in The Reivers (1969)

Joey Fatone, Gia Carides, Michael Constantine, John Corbett, Lainie Kazan, Stavroula Logothettis, Louis Mandylor, Andrea Martin, Bess Meisler, and Nia Vardalos in My Big Fat Greek Wedding 2 (2016)

Michael Constantine and Lainie Kazan in My Big Fat Greek Wedding 2 (2016)

Michael Constantine and John Corbett in My Big Fat Greek Wedding 2 (2016)

Ray Walston and Michael Constantine in My Favorite Martian (1963)

Dennis Farina, Jean Smart, Michael Constantine, Elon Gold, and Bonnie Somerville in In-Laws (2002)

Jean Smart and Michael Constantine in In-Laws (2002)

Dennis Farina, Michael Constantine, and Elon Gold in In-Laws (2002)

Deidre Hall, Michael Constantine, Susan Lanier, and Judy Strangis in The Krofft Supershow (1976)

Joey Fatone, Gia Carides, Michael Constantine, John Corbett, Lainie Kazan, Andrea Martin, Nia Vardalos, and Elena Kampouris in My Big Fat Greek Wedding 2 (2016)

Michael Constantine, Lloyd Haynes, Denise Nicholas, and Karen Valentine in Room 222 (1969)

Michael Constantine at an event for The 60th Annual Golden Globe Awards (2003)

Michael Constantine, Lainie Kazan, Andrea Martin, and Nia Vardalos in My Big Fat Greek Life (2003)