Fotoğrafları
1993
Staying Afloat
Executive Producer
1972
Beware! The Blob
Director
2020
'Fail-Safe' and the Cold War
Self (archive footage)
2014
Göttliche Lage
Himself
2011
The Flight of the Swan
Corporate President
2004
Dallas Reunion: Return to Southfork
Self
2000
Revisiting 'Fail-Safe'
Self (archive footage)
1998
Dallas - War of The Ewings
J.R. Ewing
1998
Kirli Yarış
Gov. Fred Picker
1996
Dallas: J.R. Returns
J.R. Ewing
1995
Nixon
Jack Jones
1993
Staying Afloat
Alexander Hollingsworth III
1993
Harley-Davidson: The American Motorcycle
1986
Dallas: The Early Years
J.R. Ewing
1982
Deadly Encounter
Sam Hooten
1982
Night of 100 Stars
Self
1981
Jag rodnar
Larry Hagman
1981
S.O.B.
Dick Benson
1981
Diana
Self
1980
The Making of 'Superman: The Movie'
Self
1978
Superman
Major
1978
Last of the Good Guys
Sgt. Frank O'Malley (uncredited)
1978
The President's Mistress
Ed Murphy
1978
A Double Life
1977
Intimate Strangers
Mort Burns
1977
Checkered Flag or Crash
Bo Cochran
1976
Kartal Kondu
Colonel Pitts
1976
The Big Bus
Parking Lot Doctor
1976
The Return of the World's Greatest Detective
Sherman Holmes
1976
Mother, Jugs & Speed
Murdoch
1975
Sarah T. - Portrait of a Teenage Alcoholic
Jerry Travis
1974
Stardust
Porter Lee Austin
1974
Hurricane
Paul Damon
1974
Harry and Tonto
Eddie Coombes
1974
Sidekicks
Quince Drew
1973
What Are Best Friends For?
Frank Ross
1973
Blood Sport
Coach Marshall
1973
The Alpha Caper
Tudor
1973
Applause
Bill Sampson
1973
The Wheels of Hell
1973
Antonio
Mark Hunter
1972
No Place to Run
Jay Fox
1972
Beware! The Blob
Young Hobo
1972
Getting Away from It All
Fred Clark
1971
A Howling in the Woods
Eddie Crocker
1971
The Hired Hand
Sheriff (uncredited)
1970
Up in the Cellar
Maurice Camber
1969
Three's a Crowd
Jim Carson
1966
The Group
Harald Peterson
1965
In Harm's Way
Lt. J.G. Cline
1964
Mutlak Savaş
Buck
1964
Ensign Pulver
Billings
1964
Sette contro la morte
Captain Wilson
1970
South Pacific
Yeoman Herbert Quale