Patrick O'Neal (September 26, 1927 – September 9, 1994) was an American television, stage and film actor. He was also a successful New York restaurateur. Description above from the Wikipedia article Patrick O'Neal, licensed under CC-BY-SA, full list of contributors on Wikipedia.

KNOWN FOR

Columbo
1978
Murder, She Wrote
1985
The Alfred Hitchcock Hour
1964
Robert Montgomery Presents
1951
Dr. Kildare
1963
Cannon
1972
Matinee Theater
1956
The Twilight Zone
1963
Hotel
1985
Studio One
1954
Bob Hope Presents the Chrysler Theatre
1967
Naked City
1962

FILMOGRAPHY

All
Movies
TV
Acting
116
2000
Pacific Blue
as Thomas J. Craiden
1993
Perry Mason: The Case of the Skin-Deep Scandal
as Arthur Westbrook
1992
Under Siege
as Captain Adams
1991
For the Boys
as Shephard
1990
Q & A
as Kevin Quinn
1990
Alice
as Alice's Father
1990
Daughter of the Streets
as Alex
1989
New York Stories
as Phillip Fowler
1988
Maigret
as Kevin Portman
1987
Like Father Like Son
as Dr. Larry Armbruster
1987
J.J. Starbuck
1986
Kay O'Brien
as Frederick Holcomb
1985
The Stuff
as Fletcher
1985
Perry Mason Returns
as Arthur Gordon
1985
Hotel
1985
Murder, She Wrote
as Cy Parrish
1984
Spraggue
as Dr. Miles Richards
1984
Tales of the Unexpected
as Sutton
1983
Kelsey's Son
1983
Emerald Point N.A.S.
as Harlan Adams
1983
World War II - The War Chronicles
1982
Fantasies
as John Webber
1982
Nurse
1980
Make Me an Offer
as Pete Strickland
1978
Like Mom, Like Me
as Phillip Stanford
1978
To Kill a Cop
as Police Commissioner
1978
Columbo
as Frank Flanagan
1978
Kaz
as Samuel Bennett
1978
To Kill a Cop
as Police Commissioner
1977
Sharon: Portrait of a Mistress
as Ed Dowling
1977
The Last Hurrah
as Norman Cass
1977
The Deadliest Season
as Bertram Fowler
1977
Hallmark Hall of Fame
as Norman Cass
1976
The Killer Who Wouldn't Die
as Commissioner Pat Moore
1976
Twin Detectives
as Leonard Rainier
1976
Independence
as George Washington
1976
Barnaby Jones
as Coleman Reeves
1975
The Stepford Wives
as Dale Coba
1975
Crossfire
as Lane Fielding
1975
The Streets of San Francisco
1975
Medical Center
as Dr. Tarkington
1974
Once the Killing Starts
as Michael Lane
1974
To Kill the King
as David Howard
1974
Thriller
as Michael Lane
1974
Barnaby Jones
as Frank Cabot
1973
The Way We Were
as George Bissinger
1973
Search
1973
Barnaby Jones
as Charles Manly Wheeling
1972
Night of the Dark Full Moon
as John Carter
1972
Corky
as Randy
1972
Cannon
1972
Cool Million
as Doctor Emile Snow
1972
The F.B.I.
as Howard Raymond
1972
Columbo
as Elliot Markham
1972
Marcus Welby, M.D.
as Dr. Valentine Peterson
1971
Alias Smith and Jones
1971
McCloud
as Alex Demarest
1971
Night Gallery
as Justus Walters
1970
The Kremlin Letter
as Charles Rone
1970
El Condor
as Chavez
1969
Castle Keep
as Capt. Lionel Beckman
1969
Stiletto
as George Baker
1968
Where Were You When the Lights Went Out?
as Peter Garrison
1968
Assignment to Kill
as Richard Cutting
1968
The Secret Life of an American Wife
as Tom Layton
1968
Companions in Nightmare
as Jeremy Siddack
1967
Matchless
as Perry 'Matchless' Liston
1967
Lionpower from MGM
as Self - Peter Garrison (archive footage) (uncredited)
1967
Bob Hope Presents the Chrysler Theatre
as Father Thaddeus
1967
Coronet Blue
as Dr. Andrew Perkins
1966
Alvarez Kelly
as Maj. Albert Stedman
1966
Chamber of Horrors
as Jason Cravatte
1966
A Fine Madness
as Dr. Oliver West
1966
The F.B.I.
as Victor Allen
1965
King Rat
as Max
1965
In Harm's Way
as Commander Neal Owynn
1965
Bob Hope Presents the Chrysler Theatre
as Senator Randolph
1964
The Outer Limits
as Jonathan Meridith
1964
The Defenders
as George Wheaton
1964
Route 66
as Leon Tiffin
1964
The Alfred Hitchcock Hour
as George Maxwell
1963
The Cardinal
as Cecil Turner
1963
Route 66
as Eric
1963
The Twilight Zone
as Harmon Gordon
1963
Dr. Kildare
as Dr. Harvey Robert Jones
1963
The Defenders
as Jackson Dark
1963
The Defenders
as Sammy Slater
1963
Kraft Mystery Theatre
1962
Naked City
as Roy Pressfield
1962
The Nurses
as Tom Farrell
1961
A Matter of Morals
as Alan Kennebeck
1961
Special for Women
as The Married Man
1960
From the Terrace
as Dr. Jim Roper
1960
Diagnosis: Unknown
as Dr. Daniel Coffee
1960
The Millionaire
as David Stevens
1959
One Step Beyond
as Mitchell Campion
1957
Dick and the Duchess
as Dick Starrett
1956
The Millionaire
as Harvey Borden
1956
Matinee Theater
1956
Lux Video Theatre
as Paul
1956
State Trooper
as Jeff Manley
1955
Appointment with Adventure
1954
The Mad Magician
as Lt. Alan Bruce
1954
The Black Shield of Falworth
as Walter Blunt
1954
Studio One
as Jud Poag
1954
Hallmark Hall of Fame
1954
The Philco Television Playhouse
as Cliff
1954
Cavalcade of America
1954
Cavalcade of America
as James King
1954
Public Defender
as Jim
1953
Schlitz Playhouse of Stars
as Jay Farnum
1953
City Detective
1953
Schlitz Playhouse of Stars
as Bob Robinson
1952
Lux Video Theatre
as Sailor
1952
Chevron Theatre
1951
Robert Montgomery Presents
as Brooks