Ronald Arthur "Ron" Silver (July 2, 1946 – March 15, 2009) was an American actor, director, producer, radio host, and political activist.
Description above from the Wikipedia article Ron Silver, licensed under CC-BY-SA, full list of contributors on Wikipedia.
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As Lt. Brian Margate
The Arrival
As Gordian
Semi-Tough
As Vlada
Master Spy: The Robert Hanssen Story
As Mike Fine
The Entity
As Phil Sneiderman
Ali
As Angelo Dundee
Married to It
As Leo Rothenberg
Timecop
As Senator Aaron McComb
Blue Steel
As Eugene Hunt
Almost Golden: The Jessica Savitch Story
As Ron Kershaw
Welcome to L.A.
As Massuese (uncredited)
Broken Promises: The United Nations at 60
As Narrator (voice)
Live Wire
As Frank Traveres
Silent Rage
As Dr. Tom Halman
Silkwood
As Paul Stone
The Ten
As Fielding Barnes
Blind Side
As Doug Kaines
Oh, God! You Devil
As Gary Frantz
Best Friends
As Larry Weisman
Reversal of Fortune
As Alan Dershowitz
Black & White
As Simon Herzel
Red Mercury
As Sidney
Exposure
As Gary Whitford
Lovesick
As Ted Caruso
Shadow Zone: The Undead Express
As Valentine
The Wisher
As Campbell
My Father's Will
As Dunbar
American Tragedy
As Robert Shapiro
Billionaire Boys Club
As Ron Levin
When Billie Beat Bobby
As Bobby Riggs
Deadly Outbreak
As Colonel Baron
Eat and Run
As Mickey McSorely
Ratz
As Herb Soric
Garbo Talks
As Gilbert Rolfe
Forgotten Prisoners: The Amnesty Files
As Jordan Ford
Festival in Cannes
As Rick Yorkin
Xenophobia
As President
The Beneficiary
As Guy Girard
Enemies, a Love Story
As Herman Broder
A Father's Revenge
As Max Greenwald
Heat Vision and Jack
As Self
Fellow Traveller
As Asa Kaufman
Danger Zone
As Maurice Dupont
Lifepod
As Terman
Rhapsody in Bloom
As Mitch Bloom
Skeletons
As Peter Crane
Kissinger and Nixon
As Henry A. Kissinger
Tunnel Vision
As Dr. Manuel Labor
Fahrenhype 9/11
Night of 100 Stars III
As Self
The White Raven
As Tully Windsor
Love Is Strange
As Tom Ainsworth
Word of Honor
As David Lerner
The Goodbye People
As Eddie Bergson
Trapped In Silence
As Dr. Jeff Tomlinson
The Return of the World's Greatest Detective
As Dr. Collins
Romancing the Stone
As Vendor
Jack
As Paul
Murder at the Mardi Gras
As Larry Cook
Dear Detective
As Det. Schwartz
Mr. Saturday Night
As Larry Meyerson
Girl 6
As Director #2 - LA
The Best of The Tony Awards: The Plays
As Charlie Fox (segment "Speed-the-Plow")
In the Company of Spies
As Tom Lenahan
Find Me Guilty
As Sidney Finestein
Loyalty & Betrayal: The Story of the American Mob
As Narrator
Betrayal
As Bob Cohen
The Good Policeman
As Isaac Seidel
Who Is Henry Jaglom?
As Self
PoliWood
As Self
Law & Order
As Bernie Adler
Rhoda
As Gary Levy
Heat Vision and Jack
As Ron Silver
Law & Order: Trial by Jury
As Bernie Adler
Hill Street Blues
The Practice
Charlie Rose
As Self (Charlie Rose archive footage 2/27/92)
Chicago Hope
Wiseguy
McMillan and Wife
Skin
Dear Detective
Bakers' Dozen
Big Eddie
Kane & Abel
As Thaddeus Cohen
Trying Times
The Stockard Channing Show
As Brad Gabriel
Billionaire Boys Club
As Ron Levin
The West Wing
As Bruno Gianelli
The Rockford Files
As Ted Haller
Real Time with Bill Maher
As Self
Veronica's Closet
As Alec Bilson
Crossing Jordan
As Shelly Levine