Name	Known for
Mariel Hemingway Sydney Guilford Sydney Guilford See fewer	Manhattan (1979)
Peter Onorati Charlie Howell Charlie Howell See fewer	This Is Us (2016)
Debi Mazar Denise Iannello Denise Iannello See fewer	Empire Records (1995)
Alan Rosenberg Eli Levinson Eli Levinson See fewer	The Wanderers (1979)
David Marciano Jeffrey Lassick Jeffrey Lassick See fewer	Due South (1994)
Brenda Vaccaro Laverne Briggs Laverne Briggs See fewer	Midnight Cowboy (1969)
Dennis Christopher Jamie Berne Jamie Berne See fewer	Breaking Away (1979)
Mick Murray Ben Benoi Ben Benoi See fewer	Angel (1999)
Katherine Cortez Sheila Kertesch Sheila Kertesch See fewer	Fishbowl California (2018)
Richard McKenzie Judge Phil Macomber Judge Phil Macomber See fewer	Being There (1979)
Jack Murdock Clarence Davies (as John M. Murdock) Clarence Davies (as John M. Murdock) See fewer	Rain Man (1988)
Greg Mullavey Neil Briggs Neil Briggs See fewer	iCarly (2007)
Lenka Peterson Byrdie Davies Byrdie Davies See fewer	Dragnet (1987)
Patrick Cronin Actor Actor See fewer	Splash (1984)
Cliff Osmond Actor Actor See fewer	The Streets of San Francisco (1972)
Norman Lloyd Gordon Wimsatt Gordon Wimsatt See fewer	Dead Poets Society (1989)
Will Seltzer Merrill Penny Merrill Penny See fewer	The Wizard (1989)
Harold Ayer Murray Murray See fewer	Night of the Demons (1988)
Bunny Summers Sadie Mestman Sadie Mestman See fewer	Re-Animator (1985)
Sharon Conley Lucy Wass Lucy Wass See fewer	Star Trek: Deep Space Nine (1993)
Frank Noon 1st Gay Basher 1st Gay Basher See fewer	Darkman (1990)
Bo Zenga 2nd Gay Basher 2nd Gay Basher See fewer	Scary Movie (2000)
Christopher J. Keene Phillip Hay Phillip Hay See fewer	Hot Shots! (1991)