Acting

1987		A Return to Salem's Lot as Judge Axel
1987		J. Edgar Hoover as Dwight D. Eisenhower

1983

as Harmon Rousehorn

1981		See China and Die as Edwin Forbes
1981		Frankenstein Island as The Colonel

1980		M Station: Hawaii as Andrew McClelland
1980		The Long Days of Summer as Sam Wiggins

1979		Abraham's Sacrifice as King Herabol
1979		The Incredible Journey of Doctor Meg Laurel as Judge Adamson

1978		A Fire in the Sky as The President
1978		The Time Machine as Bean Worthington
1978		Overboard as Dugan
1978		It Lives Again as Dr. Perry

1977		The Private Files of J. Edgar Hoover as Pres. Lyndon B. Johnson
1977		The Hunted Lady as Capt. John Shannon
1977		Pine Canyon Is Burning as Capt. Ed Wilson
1977		Tail Gunner Joe as Dwight Eisenhower

1976

as Gen. Courtney 'Court' Whitney

1975		The Footloose Goose as Narrator (voice)
1975		Attack on Terror: The FBI vs. the Ku Klux Klan as Insp. Ryder
1975		Violence in Blue

1974		The Missiles of October as Gen. Maxwell Taylor, Army Chief of Staff
1974		Panic on the 5:22 as Harlan Jack Garner
1974		The Bears and I as Commissioner Gaines
1974		It's Alive as The Professor
1974		The Last Angry Man as Dr. McCabe

1973		Pueblo as Congressman
1973		Black Caesar as Man at Shoeshine (uncredited)
1973		Firehouse as Capt. Jim Parr

1972		Bone as Bill
1972		Jigsaw as Harrison Delando

1971		The Homecoming: A Christmas Story as John Walton
1971		Neighbors
1971		Two on a Bench as Brubaker
1971		Skin Game as Howard Calloway
1971		The Forgotten Man as William Forrest

1968		Cocoon as Miller
1968		The Secret War of Harry Frigg as Gen. Newton Armstrong

1967

as U.S. President Trent

1965

as Gen. Frederick McCabe

1964		The Incredible Mr. Limpet as Harlock
1964		Seven Days in May as Col. William "Mud" Henderson

1963		Palm Springs Weekend as Police Chief Dixon
1963		PT 109 as Narrator (uncredited)
1963		FBI Code 98 as Alan W. Nichols

1962		The Chapman Report as Dr. George C. Chapman
1962		House of Women as Warden Frank Cole
1962		Merrill's Marauders as Capt. Abraham Lewis Kolodny, MD
1962		Red Nightmare as Judge

1959

as Clay Putnam

1958		The Bravados as Padre
1958		Return to Warbow as Murray Fallam

1957		Decision at Sundown as Sheriff Swede Hansen
1957		The Saga of Andy Burnett as Jack Kelly
1957		Domino Kid as Wade Harrington

1956		Three Brave Men as Pastor Stephen Browning
1956		Patterns as Harvey Jameson

1955

as Mr Fedricks

1953

as Detective