2011
Sheldon Leonard's Wonderful Life as Self2010
The Assignment as Blakesley2005
Robot Chicken as Bill Maxwell / Sheriff of Nottingham (voice)2005
Santa's Slay as Grandpa2005
Steve McQueen: The Essence of Cool as Self2004
The Almost Guys as The Colonel2004
Los Angeles Plays Itself as Frank Boggs in Hickey & Boggs (archive footage)2003
Blind Eye as Isaac2002
The Dead Zone as Jeffrey Grissom2002
NBC 75th Anniversary Special as Self2001
Hunger as The Chief2001
Cleopatra: The Film That Changed Hollywood as Narrator2000
Farewell, My Love as Michael Reilly2000
Innocents as Judge Winston2000
Newsbreak as Judge McNamara2000
Running Mates as Sen. Parker Gable1999
Hollywood Screen Tests: Take 1 as Narrator1999
Canned Ham: The Dr. Evil Story as Self1999
Wanted as Fr. Patrick1999
Hollywood Screen Tests: Take 2 as Self - Host1997
Big Guns Talk: The Story of the Western as Self1997
Conan the Adventurer as King Vog1997
Most Wanted as Donald Bickhart1996
Everybody Loves Raymond as Warren Whelan1996
Spy Hard as Businessman1996
Sex, Censorship and the Silver Screen as Quote Reader1996
Mercenary as McClean1995
Panther as Charles Garry1995
Xtro 3: Watch the Skies as Major Guardino1995
National Lampoon's Favorite Deadly Sins as Actor Playing Noble Hart1994
Chicago Hope as Benjamin Quinn1994
Gargoyles as Halcyon Renard (voice)1994
Viper as Mark Bishop1994
Burke's Law as Hiram Waters1994
I Spy Returns as Kelly Robinson1993
The Nanny as Stewart Babcock1993
Diagnosis: Murder as Dane Travis1993
Dr. Quinn, Medicine Woman as Elias Jackson1993
Lois & Clark: The New Adventures of Superman as Mr. Darryl1993
Walker, Texas Ranger as Lyle Pike1993
The Pelican Brief as The President1993
Warren Oates: Across the Border as Self1991
Murderous Vision as Dr. Bordinay1991
Timebomb as Mr. Phillips1990
Law & Order as Robert Culp (uncredited)1990
Wings as Ace Galvin1990
Voyage of Terror: The Achille Lauro Affair as General Davies1990
Perry Mason: The Case of the Defiant Daughter as Richard Stuart1990
That's Action as Narrator1989
Pucker Up and Bark Like a Dog as Gregor1989
Silent Night, Deadly Night 3: Better Watch Out! as Lt. Connely1988
What Price Victory as Billy Bob Claiborne1987
Jake and the Fatman as Not available1987
Jake and the Fatman as Harrison Gregg1987
Big Bad Mama II as Daryl Pearson1986
Matlock as Not available1986
Combat Academy as General Edward 'Ed' Woods1986
The Gladiator as Lieutenant Frank Mason1986
The Blue Lightning as Lester McInally1985
The Golden Girls as Simon1985
The Key to Rebecca as Gen. Erwin Rommel1985
Brothers-in-Law as Winston Goodhue1985
Turk 182! as Mayor Tyler1984
Murder, She Wrote as Norman Amberson1984
The Cosby Show as Scott Kelly1984
Highway to Heaven as Ronald James1984
Her Life as a Man as Dave Fleming1984
Calendar Girl Murders as Richard Trainor1983
Hardcastle and McCormick as Not available1982
Hotel as Daniel Kingsford1982
Hotel as Paul Fitzgerald1982
Thou Shalt Not Kill as Steve Nevins1982
National Lampoon's Movie Madness as Paul Everest ("Success Wanters")1981
The Greatest American Hero as Bill Maxwell1981
Killjoy as Lou Corbin1980
The Dream Merchants as Henry Farnum1980
The Night the City Screamed as Frank McGuire1979
Roots: The Next Generations as Lyle Pettijohn1979
A Cry For Justice as Sgt. Price1979
Mrs. Columbo as Charles Huston1979
Women in White as Anthony Broadhurst1979
Goldengirl as Steve Esselton1979
Hot Rod as T.L. Munn1979
Playboy's Roller Disco & Pajama Party as Self (uncredited)1978
Last of the Good Guys as Sgt. Nichols1977
The Love Boat as Ross Latham1977
Flood! as Steve Brannigan1977
Spectre as William Sebastian1976
Breaking Point as Frank Sirrianni1976
Sky Riders as Jonas Bracken1976
The Great Scout & Cathouse Thursday as Jack Colby1975
Saturday Night Live as Self - Host1975
A Cry for Help as Harry Freeman1975
Inside Out as Sly Wells1974
Strange Homecoming as Jack Halsey1974
The Castaway Cowboy as Calvin Bryson1974
Houston, We've Got a Problem as Steve Bell1973
Police Story as Not available1973
The Lie as Lawrence1973
A Name for Evil as John Blake1973
Outrage! as Jim Kiler1973
A Cold Night's Death as Robert Jones1973
See the Man Run as Ben Taylor1972
Hickey & Boggs as Frank Boggs1971
Columbo as Bart Kepple1971
Columbo as Investigator Brimmer1971
Columbo as Paul Hanlon1971
Columbo as Jordan Rowe1971
V.I.P. Schaukel as Self1971
Hannie Caulder as Thomas Luther Price1969
Bob & Carol & Ted & Alice as Bob Sanders1969
Turn-On as Not available1969
Operation Breadbasket as Self - Narrator1969
Black and White: Uptight as Host1968
The Name of the Game as Paul Tyler1968
Rowan & Martin's Laugh-In as Self1966
Tales to Keep You Awake as Trent (archive footage) (uncredited)1965
Get Smart as Not available1965
I Spy as Kelly Robinson1964
The Man from U.N.C.L.E. as Captain Shark1964
The Hanged Man as Harry Pace1964
Rhino! as Dr. Hanlon1963
Bob Hope Presents the Chrysler Theatre as Peter Furgatch1963
The Outer Limits as Paul Cameron1963
The Outer Limits as Allen Leighton1963
The Outer Limits as Trent1963
Mr. Novak as Frank Menlow1963
The Great Adventure as Sam Houston1963
PT 109 as Ensign George 'Barney' Ross1963
Sunday in New York as Russ Wilson1963
The Raiders as Wild Bill Hickock1962
The Virginian as Charles 'Charlie' Orwell1962
Combat! as Sgt. John Metcalf1962
The Alfred Hitchcock Hour as Harry Lawrence1962
Sammy, the Way-Out Seal as Chester 'Chet' Loomis1961
Dr. Kildare as Matt Hendricks1961
Dr. Kildare as Dr. Jesse Hartwood1961
Ben Casey as Not available1961
Cain's Hundred as Kurt Yoder1961
Cain's Hundred as Hank Shannon1961
87th Precinct as Curt Donaldson1961
Target: The Corruptors! as Not available1960
The Barbara Stanwyck Show as Archie Bishop1960
Outlaws as Not available1960
The Chevy Mystery Show as Abel1960
The Westerner as Prescott1960
Tate as Not available1959
Bonanza as Ed Payson1959
Rawhide as Craig Kern1959
The Detectives as Not available1959
Johnny Ringo as Clay Horne1959
The DuPont Show with June Allyson as Stuart Douglas1958
The Rifleman as Not available1958
The Rifleman as Dave Foley1958
Naked City as Richard Calder1957
Trackdown as Not available1956
Dick Powell's Zane Grey Theatre as Hoby Gilman1956
Dick Powell's Zane Grey Theatre as Deputy Sam Applegate1956
Dick Powell's Zane Grey Theatre as Shad Hudson1955
Gunsmoke as Joe1955
Alfred Hitchcock Presents as Clarence1955
Playwrights '56 as Not available1953
General Electric Theater as Captain Masters1952
Death Valley Days as Thomas Burdue / James Stuart1950
Robert Montgomery Presents as Sam Bullock1950
The Jack Benny Program as Self1948
Studio One as Male Telescreen Voice1948
The Ed Sullivan Show as Self1981
The Greatest American Hero Writer1981
The Greatest American Hero Director1972
Hickey & Boggs Director1969
Operation Breadbasket Director1969
Operation Breadbasket Writer1969
Operation Breadbasket Producer1965
I Spy Writer1965
I Spy Director1958
The Rifleman Writer1957
Trackdown Writer