Ron Leibman.

Famous actor in theater, television and films. Film Year Title Role Notes 1970 Where's Poppa? Sidney Hocheiser Film debut 1972 The Hot Rock Murch 1972 Slaughterhouse-Five Paul Lazzaro 1973 Your Three Minutes Are Up Mike 1974 The Super Cops David Greenberg 1976 Won Ton Ton: The Dog Who Saved Hollywood Rudy Montague 1979 Norma Rae Reuben 1980 Up the Academy Major Vaughn Liceman Uncredited Nominated – The Stinkers Bad Movie Award for Worst Supporting Actor 1981 Zorro: The Gay Blade Esteban The Stinkers Bad Movie Award for Worst Supporting Actor The Stinkers Bad Movie Award for Worst On-Screen Couple (shared with Brenda Vaccaro) 1983 Phar Lap Dave Davis 1983 Romantic Comedy Leo 1984 Door to Door Larry Price 1984 Rhinestone Freddie Ugo Nominated – Golden Raspberry Award for Worst Supporting Actor 1988 Seven Hours to Judgment David Reardon 1996 Night Falls on Manhattan Morgenstern 1999 Just the Ticket Barry the Book 2002 Personal Velocity Arvam Herskowitz Also known as Personal Velocity: Three Portraits 2002 Dummy Lou 2002 Auto Focus Lenny 2004 Garden State Dr. Cohen 2010 A Little Help Warren Dunning Television Year Title Role Notes 1956 The Edge of Night Johnny Television debut 1963 The DuPont Show of the Week Carmatti Episode: "Ride with Terror" 1963 Ride with Terror Carmatti Television movie 1966 Hawk Eddie Toll Episode: "The Man Who Owned Everyone" 1975 The Art of Crime Roman Grey Television movie 1975 Police Story Ray Oberstar Episode: "Vice: 24 Hours" 1977 Martinelli, Outside Man Richie Martinelli Television movie 1978 A Question of Guilt Detective Louis Kazinsky Television movie 1978–79 Kaz Martin 'Kaz' Kazinsky Series regular [18] / also writer; 23 episodes Primetime Emmy Award for Outstanding Lead Actor in a Drama Series 1980 Linda in Wonderland Unknown Television movie 1981 Rivkin: Bounty Hunter Rivkin Television movie 1985 Comedy Story Joey Caruso Episode: "Side by Side", also writer 1986 Many Happy Returns Jerry Brenner Television movie 1986 Christmas Eve Morris Huffner Television movie Nominated – Golden Globe Award for Best Supporting Actor in a Series, Miniseries or a Motion Picture Made for Television 1987 ABC Afterschool Specials Sam Greene Episode: "Class Act: A Teacher's Story" 1988 Terrorist on Trial: The United States vs. Sam Ajami Simon Resnick Television movie 1988 Aaron's Way Unknown Episode: "The Men Will Cheer and the Boys Will Shout" 1990–92 Murder, She Wrote Darryl Heyward / Roland Trent 2 episodes 1991–92 Pacific Station Detective Al Burkhardt Series regular; 13 episodes 1992 Fish Police Voice, Episode: "The Codfather" 1995 Duckman: Private Dick/Family Man Geofredo Episode: "Papa Oom M.O.W. M.O.W. 1995–96 Central Park West Allen Rush Voice, Series regular; 21 episodes 1995–2000 Law & Order Barry Nathanson / Mark Paul Kopell 2 episodes 1996–2004 Friends Dr. Leonard Green Recurring role; 4 episodes [18] 1996 Rugrats Rabbi / Old Man Voice, Episode: "Chanukah" 1997 Don King: Only in America Harry Shondor Television movie 1998–2002 Holding the Baby Stan Peterson Series regular; 13 episodes 2001 Law & Order: Special Victims Unit Stan Villani Recurring role; 4 episodes 2003 The Practice Attorney Robert Colby Episode: "Concealing Evidence" 2006 The Sopranos Dr. Lior Plepler Recurring role; 3 episodes 2013–16 Archer Ron Cadillac Voice, Recurring role; 9 episodes Stage Year Title Role Notes 1959 Camino Real Kilroy 1959 Legend of Lovers Orpheus 1959 A View From the Bridge Rudolfo 1960 Dead End Unknown 1960 The Premise Unknown 1963 Dear Me, The Sky is Falling Peter Nemo 1963 Bicycle Ride to Nevada Rip Calabria 1964 The Deputy Captain Slazer 316 performances 1965 The Misanthrope Alceste 1965 Uncle Vanya Astrov 1965 End Game Clov 1965 The Critic Mr. Puff 1965 Galileo Unknown 1966–67 Room Service Gordon Miller 1967 The Poker Session Teddy 1967–68 Prometheus Bound Hermes 1967–68 Volpone Mosca 1967–68 The Three Sisters Solyony 1968 We Bombed in New Haven Sergeant Henderson 85 performances 1968 Long Day's Journey into Night Unknown 1969 Cop-Out Performer 1970 Room Service Gordon Miller 1970 Transfers Performer 1975 Love Two Performer 1976 Rich and Famous Various Roles 1976 Julius Caesar Cassius 1977 Richard III Richard III 1980–81 I Ought to Be in Pictures Herb 324 performances 1982 Children of Darkness Count LaRuse 1983 Don Pasquale Don Pasquale 1985 Doubles Lennie 277 performances 1986 Tartuffe Tartuffe 1988–90 Rumors Lenny Ganz 535 performances 1993 Angels in America: Millennium Approaches Roy Cohn Drama Desk Award for Outstanding Actor in a Play Tony Award for Best Actor in a Play 1994 Angels in America: Perestroika Nominated – Drama Desk Award for Outstanding Featured Actor in a Play 1995 The Merchant of Venice Shylock Nominated – Drama Desk Award for Outstanding Actor in a Play 1998 A Dybbuk, or Between Two Worlds Rabbi Azriel Nominated – Drama Desk Award for Outstanding Featured Actor in a Play 1999–2000 Adam Baum Sam Baum 2001 A Connecticut Yankee Launcelot 2002 God of Vengeance Jack Chapman