Credits

• 2005 · My Name Is Earl as Bud
• 1992 · The Lawnmower Man as Father Francis McKeen
• 1991 · Dream Machine as Jack Chamberlain
• 1990 · Stolen: One Husband as McGregor
• 1989 · Goodnight, Sweet Marilyn as 'Mesquite'
• 1989 · Trenchcoat in Paradise as Robert Graham
• 1989 · The Dead Pit as Dr. Gerald Swan
• 1989 · Deadlock as Richard David Rand
• 1988 · Whisper Kill as Dr. John Oxford
• 1986 · Starman as Vic
• 1979 · Stranger in Our House as Tom Bryant
• 1979 · Mr. Horn as Capt. Emmet Crawford
• 1975 · Wonder Woman as Marshall Henshaw
• 1975 · Stowaway to the Moon as Astronaut Capt. Rick Lawrence
• 1974 · Return of the Big Cat as John McClaren
• 1974 · Petrocelli as Stacy
• 1974 · The Centerfold Girls as Sgt. Garrett
• 1974 · Death in Space as Cliff Rocky Rhodes
• 1973 · The Magician as Ross Hazlitt
• 1973 · The Man Who Died Twice as Joe Larrabee
• 1973 · Police Story as
• 1972 · Ghost Story as Rafe Norris
• 1972 · The Rookies as
• 1972 · Drag Racer as Ron
• 1972 · Curse of the Moon Child as
• 1971 · Crosscurrent as Sgt. Pat Cassady
• 1971 · Bearcats! as Lassiter
• 1969 · Hell's Angels '69 as Wes
• 1969 · True Grit as Emmett Quincy
• 1969 · Hell's Belles as Dan
• 1968 · The Hooked Generation as Daisy
• 1968 · The Dick Cavett Show as Self - Guest
• 1968 · The Mini-Skirt Mob as Lon
• 1968 · The Devil's Brigade as Sgt. Pat O'Neill
• 1967 · Mannix as Ted Kilgore
• 1967 · Accidental Family as
• 1967 · The Born Losers as Daniel 'Danny' Carmody
• 1967 · Wings of Fire as Hal Random
• 1966 · Mission: Impossible as Frederick Hoffman
• 1966 · Tarzan as
• 1965 · Seaway as Captain Kerr
• 1965 · Run for Your Life as Pete Gaffney
• 1965 · The Sons of Katie Elder as Ben Latta
• 1965 · I'll Take Sweden as Erik Carlson
• 1964 · The Man from U.N.C.L.E. as Gabe Melcroft
• 1964 · Bewitched as Wally
• 1963 · The Great Adventure as Captain Nathan Hale
• 1963 · The Greatest Show on Earth as Tommy Jackson
• 1963 · The Lieutenant as Lt. Virgil Scott Boxer
• 1963 · Wives and Lovers as Gar Aldrich
• 1962 · Girls! Girls! Girls! as Wesley Johnson
• 1962 · Combat! as Lt. Asher
• 1962 · Combat! as Cpl. Andy March
• 1962 · The Alfred Hitchcock Hour as Trent Parker
• 1962 · The Alfred Hitchcock Hour as Keith Holloway
• 1962 · The Alfred Hitchcock Hour as Dexter Dailey
• 1962 · The Virginian as Johnny Kane / Benton
• 1962 · The Virginian as Jim Dawson
• 1961 · Dr. Kildare as Dr. Anthony Tredman
• 1960 · G.I. Blues as Turk
• 1960 · Route 66 as Hob Harrell
• 1960 · The Aquanauts as Larry Lahr
• 1959 · Mr. Lucky as Karl Lieder
• 1959 · The Untouchables as Elroy Daldran
• 1959 · The Untouchables as Red Foran
• 1959 · Lock-Up as
• 1959 · Bonanza as Ed Phillips
• 1959 · Bonanza as Gunnar Borgstrom
• 1959 · Bonanza as Jeremy Roman
• 1959 · The Deputy as Red Dawson
• 1959 · That Kind of Woman as Soldier (uncredited)
• 1959 · North by Northwest as Policeman at Grand Central Station (uncredited)
• 1959 · One Step Beyond as Eric Borgner
• 1959 · One Step Beyond as Captain Adams
• 1959 · New York Confidential as
• 1958 · Bat Masterson as Bob Clements
• 1958 · Naked City as Chuck Mullord
• 1957 · Alcoa Theatre as Sam Spears
• 1957 · Perry Mason as Bob Lansing
• 1957 · Perry Mason as Philip Andrews
• 1957 · Have Gun, Will Travel as Frank DeWitt
• 1955 · Alfred Hitchcock Presents as Joe Helmer
• 1955 · Alfred Hitchcock Presents as Carl Seabrook
• 1955 · Gunsmoke as Jess
• 1955 · Gunsmoke as Pruit
• 1955 · Gunsmoke as Billy
• 1955 · Gunsmoke as Web Fraley
• 1955 · Gunsmoke as Judd Ward
• 1955 · Gunsmoke as Ben Rodman
• 1954 · The Wonderful World of Disney as Red Quincy (uncredited)
• 1954 · The Wonderful World of Disney as John McClaren
• 1954 · Summer Playhouse as
• 1952 · The Adventures of Ozzie and Harriet as George