1956 Invasion of the Body Snatchers as Dr. Miles Bennell 1956 Nightmare as Stan Grayson 1958 Diamond Safari as Harry Jordan 1960 The Twilight Zone (TV Series) as Professor Walter Jameson / Tom Bowen / Major Hugh Skelton 1961 The Misfits as Raymond Tabor 1961 Way Out (TV Series) as Dr. Paul Sandham 1962 40 Pounds of Trouble as Louie Blanchard 1963 A Gathering of Eagles as General Jack 'Happy Jack' Kirby 1963 An Affair of the Skin as Allen McCleod 1963 The Prize as Dr. John Garrett 1964 The Best Man as Dick Jensen 1965 Mirage as Sylvester Josephson 1966 A Big Hand for the Little Lady as Otto Habershaw 1966 The Three Sisters as Vershinin 1967 Hotel as Curtis O'Keefe 1968 The Hell with Heroes as Colonel Wilson 1968 If He Hollers, Let Him Go! as Leslie Whitlock 1968 Ace High as Drake 1968 The High Chaparral (TV Series) as Jim Forrest (North to Tucson) 1968-1976 Hawaii Five-O (TV Series) as Hunter R. Hickey / Victor Reese 1969-1970 Harold Robbins' The Survivors (TV Series) as Philip Hastings 1971 Mission: Impossible (TV Series) as Whitmore Channing 1972 Between Time and Timbuktu (TV Movie) as Bokonon 1972 Richard as Washington Doctor 1972 Kansas City Bomber as Burt Henry 1973 Columbo (TV Series) as Dr. Frank Simmons 1974 June Moon (TV Series) as Hart 1974 Alien Thunder as Sergeant Malcolm Grant 1975 Order to Assassinate as Ed McLean 1976 Buffalo Bill and the Indians, or Sitting Bull's History Lesson as Major Burke 1977 Mary Jane Harper Cried Last Night (TV Movie) as Tom Atherton 1978 Piranha as Dr. Robert Hoak 1978 Invasion of the Body Snatchers as Running Man (cameo appearance) 1980 Hero at Large as Calvin Donnelly 1980 Those Lips, Those Eyes as Mickey Bellinger 1981 The Howling as Fred Francis 1983 My Tutor as Mr. Chrystal 1983 Twilight Zone: The Movie as Uncle Walt (segment "It's a Good Life") 1983 Making of a Male Model as Ward Hawley 1984 Invitation to Hell (TV Movie) as Mr. Thompson 1985 The Midnight Hour (TV Movie) as Judge Crandall 1986 A Masterpiece of Murder (TV Movie) as Jonathan Hire 1986 The Golden Girls as Richard (Second Motherhood) 1987 Innerspace as Victor Eugene Scrimshaw 1987 Hostage as Colonel Tim Shaw 1987 Poor Little Rich Girl: The Barbara Hutton Story (TV Movie) as Franklyn Hutton 1988 Once Upon a Texas Train (TV Movie) as