2018
Den of Thieves as Ziggy Zerhusen2017
And the Winner Isn't as Self2008
The Man Who Came Back as Reese Paxton2007
3055 Jean Leon as Self2005
How I Met Your Mother as Robin Scherbatsky Sr.2003
Hope & Faith as Lance Taylor2002
WWE Unforgiven 2002 as Self1999
The Titanic Chronicles as (voice)1998
Meet the Deedles as Elton Deedle1997
Titanic as John Jacob Astor1996
E! True Hollywood Story as Not available1993
The Nanny as Frank Bradley1993
Diagnosis: Murder as Eric Braeden1993
Perry Mason: The Case of the Wicked Wives as David Morrison1990
The Ambulance as The Doctor1990
Lucky Chances as Dimitri Stanislopolous1984
Murder, She Wrote as Col. Gerhardt Brunner1980
The Aliens Are Coming as Leonard Nero1979
The Power Within as Stephens1978
Vega$ as Arthur Rollins1978
Piranha as Dr. Robert Hoak (swimming double) (uncredited)1978
The Eddie Capra Mysteries as Not available1978
Happily Ever After as Ross Ford1977
How the West Was Won as Francis Britten1977
CHiPs as Not available1977
Code Name: Diamond Head as Ernest Graeber1977
Herbie Goes to Monte Carlo as Bruno Von Stickle1976
Charlie's Angels as John Reardon1975
Wonder Woman as Donalsen1975
Wonder Woman as Captain Drangel1975
Switch as Mike Jenkins1975
Switch as Franz Hausner1975
Bronk as Not available1975
Death Scream as Kosinsky1975
Barbary Coast as Bristol1975
Matt Helm as Forbes1974
The Six Million Dollar Man as Victor Cheraskin1974
Kolchak: The Night Stalker as Bernhardt Stieglitz1974
The Daytime Emmy Awards as Not available1974
The Ultimate Thrill as Roland Parlay1973
Barnaby Jones as Steven Kingston1973
Kojak as Kenneth Krug1973
The Six Million Dollar Man: Wine, Women and War as Arlen Findletter1973
The Young and the Restless as Victor Newman1973
The Magician as Nelson Paradine1973
Death Race as Stoeffer1973
Lady Ice as Peter Brinker1973
Intertect as Emhardt1973
Portrait: A Man Whose Name Was John as Col. Gunter Kroll1973
The Adulteress as Hank Baron1972
The Rookies as Not available1972
Banacek as Paul Bolitho1972
The Judge and Jake Wyler as Anton Granicek1971
Cannon as Not available1971
Owen Marshall: Counselor at Law as Mike Benson1971
Escape from the Planet of the Apes as Dr. Otto Hasslein1970
McCloud as Not available1970
Colossus: The Forbin Project as Dr Charles Forbin1970
The Young Rebels as Not available1970
The Mask of Sheba as Dr. Roan Morgan1969
Marcus Welby, M.D. as Pastor Goodleigh1969
100 Rifles as Lt. Franz Von Klemme1969
Honeymoon with a Stranger as Frederico Caprio1968
Hawaii Five-O as Dr. Paul Farrar1968
Hawaii Five-O as Klaus Marburg1968
Hawaii Five-O as Djebara1968
Dayton's Devils as Max Eikhart1967
Mannix as Not available1967
Garrison's Gorillas as Not available1966
Mission: Impossible as Col. Markus von Frank1966
Mission: Impossible as Andrei Fetyakov1966
The Rat Patrol as Capt. Hans Dietrich1966
Jericho as Not available1966
Blue Light as Not available1965
The F.B.I. as Nicholas Blok1965
The F.B.I. as Becker1965
Run for Your Life as Eric Horst1965
Run for Your Life as Janos Takacs1965
Morituri as Radio Officer (uncredited)1964
12 O'Clock High as Maj. Gerhard Bentz1963
Bob Hope Presents the Chrysler Theatre as Manfred Scharff1963
Bob Hope Presents the Chrysler Theatre as Kurt Krug1963
Kraft Suspense Theatre as Gerd Hoffman1962
The Virginian as Augustin1962
Combat! as Drunken German soldier (uncredited)1962
Combat! as Hans Gruber1962
Combat! as German Vehicle Commander1962
Combat! as Ecktmann1962
The Gallant Men as Not available1961
Operation Eichmann as Klaus1958
77 Sunset Strip as German Soldier (uncredited)1955
Gunsmoke as Carl Jaekel1955
Gunsmoke as Jack Sinclair1955
Gunsmoke as William E. Talley2008
The Man Who Came Back Executive Producer