William Joseph Devane (born September 5, 1937) is an American film, television and theater actor, known for his role as Greg Sumner on the primetime soap opera Knots Landing and as James Heller on the Fox serial drama 24, the role he reprised in Live Another Day. He is also known for his supporting roles in films such as McCabe & Mrs. Miller, Family Plot), Marathon Man, Rolling Thunder and Space Cowboys.Devane began his acting career with the New York Shakespeare Festival where he performed in 15 plays. In 1966, Devane portrayed Robert F. Kennedy in the Off-Broadway spoof MacBird. He gained acclaim for his role as President John F. Kennedy in a television docudrama about the Cuban Missile Crisis, The Missiles of October, and again when he played blacklisted radio personality John Henry Faulk in the Emmy Award-winning TV movie Fear on Trial. He is widely known for his ten years as the ambitious and hardnosed politician-turned-corporate titan Greg Sumner on Knots Landing.In 1994, Devane appeared as Al Capone in Lois & Clark The New Adventures of Superman in an episode entitled That Old Gang of Mine. He also had a recurring role on the CBS show Early Edition as the lead characters father. Devane appeared in the films McCabe & Mrs. Miller; Lady Liberty; Family Plot; Marathon Man; Rolling Thunder; Yanks; Testament; Timestalkers; Forgotten Sins; Exception to the Rule; Payback; Hollow Man and Space Cowboys.Devane has played members of the Presidential Cabinet on two evening dramas. In 2004, on The West Wing, he guest-starred as the Secretary of State and potential Vice-Presidential nominee. Devane appeared in several scenes with Martin Sheen; they also appeared together as President John F. Kennedy and his brother Robert, respectively, 30 years earlier in The Missiles of October. In 2005, he joined the cast of 24 as Secretary of Defense James Heller for seasons 4, 5 and 6.
George Boyajian
Film 2002
The Lawyer
Film 1971
Ron Lake
Film 2000
Alex Brandt
Film 1990
Alan Beckett
Film 2009
Mike Leak
Film 1977
President John F. Kennedy
Film 1974
Dr. Dix
Film 2011
Pop O'Hara
Film 2012
Col. Charnley
Film 1990
Tom
Film 1994
Jake
Film 2011
Daniel 'Dan' Fields
Film 1993
Frank Brolen
Film 1977
Frank Carson
Film 2009
Leonard Doc Blach
Film 2014
Big Red
Film 2014
Tom Kincaid
Film 2001
Earl Stokey
Film 1973
Lt. Barrett
Film 1994
John Henry Faulk
Film 1975
Tom Wetherly
Film 1983
Dr. Richard Ofshe
Film 1996
Dr. Karl Sorenson
Film 1997
Sheriff Jim Metts
Film 1991
Harry Langford
Film 1981
Maj. Phil Clark
Film 1981
Older Sam Ryan
Film 2000
Coach Ball
Film 1983
Grove McCarthy
Film 2004
judge Stanley Seeban
Film 2009
Film 1967
Col. Weldon
Film 2002
Host & Narrator
Film 1992
Jack Litman
Film 1989
Self
Film 2001
Jimmy Pilgrim
Film 1971
Dr. Dix
Film 2009
LT. Ashley
Film 1972
Sen. Emmett Hunter
Film 1997
Kilburn
Film 1973
Gen. Hodges (voice) (uncredited)
Film 2015
Elliot McSwain
Film 1992
Dr. Harbuck
Film 1995
Tom
Film 1971
Harry Orwitz
Film 1993
William Quinn
Film 1983
Aaron Charney
Film 1984
Film 1974
Tv 2006
Chuck Garrison (voice)
Tv 1997
Lou Della Rosa
Tv 1993
Moss Stratton
Tv 1955
General Mark Suveg
Tv 1993
Nicolas Mason
Tv 2003
President Hayes
Tv 1997
Tv 1995
Sergeant Joseph Turk
Tv 1999
Greg Sumner
Tv 1997
Lewis Berryhill
Tv 1999
Black Jack Bouvier
Tv 1991
John Manly
Tv 1978
Whitney Vance
Tv 2022
Self
Tv 1962
William Devane
Tv 1995
Dr. Ray Waltham
Tv 1969
Al Kordic
Tv 1967
Benjamin Parker
Tv 1994
David Prine
Tv 1973