Dennis Patrick

Nightmare Honeymoon

Movie • 1974

John Kenmore

Guilty Bystander

Movie • 1950

Mace

The Georgia Peaches

Movie • 1980

Wade Holt

The Air Up There

Movie • 1994

Father O'Hara

Joe

Movie • 1970

Bill Compton

The Time Travelers

Movie • 1964

Councilman Willard

The Secret of Nikola Tesla

Movie • 1980

Thomas Alva Edison

Daddy's Gone A-Hunting

Movie • 1969

Dr. Parkington

The First 36 Hours of Dr. Durant

Movie • 1975

Mr. Wesco

Choices

Movie • 1981

Dr. Bowers

Dear Dead Delilah

Movie • 1972

Doctor Alonzo Charles

Heated Vengeance

Movie • 1985

Charlie Pope

Advice to the Lovelorn

Movie • 1981

Dave Marsh

House of Dark Shadows

Movie • 1970

Sheriff George Patterson

The Death Squad

Movie • 1974

The Commissioner

The Strip Tease Murder Case

Movie • 1950

Johnny

Chances Are

Movie • 1989

Archibald Blair

Night Games

Movie • 1974

Judge Medford

Panic on the 5:22

Movie • 1974

Dudley Stevenson

Tiger by the Tail

Movie • 1970

Frank Michaelis

Code Name: Diamond Head

Movie • 1977

Commander Yarnell

I Could Not Marry

Movie • 1951

[as Dennis Harrison] Jeff Whitby

77 Sunset Strip

TV • 1958

Fred Homer

Remington Steele

TV • 1982

Duncan Harlow

The Bionic Woman

TV • 1976

The Twilight Zone

TV • 1985

(segment "The Girl I Married")

Hawaii Five-O

TV • 1968

Elliott Webster

All in the Family

TV • 1971

Gordie Lloyd

Omnibus

TV • 1952

The Mod Squad

TV • 1968

Carson Alexander

Lost in Space

TV • 1965

Keema

Gunsmoke

TV • 1955

Trumbell

Perry Mason

TV • 1957

Martin Selkirk

Cagney & Lacey

TV • 1982

Studio One

TV • 1948

Dallas

TV • 1978

Vaughn Leland

Cannon

TV • 1971

Man with a Camera

TV • 1958

Ironside

TV • 1967

Alfred Hitchcock Presents

TV • 1955

Mr. Rose

The Fugitive

TV • 1963

Harry Montjoy

The Millionaire

TV • 1955

Kirk McLaughlin

The Virginian

TV • 1962

Cappy Donald

The Bronx Zoo

TV • 1987

Peter Gunn

TV • 1958

One Step Beyond

TV • 1959

Emmett North

The Big Valley

TV • 1965

Daniel Mannis

Judd for the Defense

TV • 1967

Wanted: Dead or Alive

TV • 1958

Eli

The Dakotas

TV • 1963

Sugarfoot

TV • 1957

Cal Sears

Barbary Coast

TV • 1975

Riverboat

TV • 1959

Lansing

Inner Sanctum

TV • 1954

Honey West

TV • 1965

Carson

Tales of Tomorrow

TV • 1951

Custer

TV • 1967

Dr. Kildare

TV • 1961

Franklin V. Powers

State Trooper

TV • 1956

Pete Rogers

The Runaways

TV • 1978

Bert D'Angelo Superstar

TV • 1976

Yancy Derringer

TV • 1958

Earle Bartley

Behind Closed Doors

TV • 1958

What Really Happened to the Class of '65?

TV • 1977

Not for Hire

TV • 1959

The Many Loves of Dobie Gillis

TV • 1959

All in the Family

TV • 1971

Mr. Scanlon

The Tall Man

TV • 1960

Curtis

The Untouchables

TV • 1959

Gil Haller

The Big Valley

TV • 1965

Ted Halyard

The Big Valley

TV • 1965

Ed Crawford

The Jack Benny Program

TV • 1950

The Six Million Dollar Man

TV • 1974

Carlton Harris

Checkmate

TV • 1960

Nick Culley

Perry Mason

TV • 1957

Prosecutor Darryl Teshman

Perry Mason

TV • 1957

Martin Somers

Stagecoach West

TV • 1960

Hollis Collier

Perry Mason

TV • 1957

Chick Farley

Alfred Hitchcock Presents

TV • 1955

Harry Miller

Murder, She Wrote

TV • 1984

Dexter Baxendale

Dark Shadows

TV • 1966

Paul Stoddard

The Rockford Files

TV • 1974

Walter Hart

Bonanza

TV • 1959

Sam Bord

McMillan & Wife

TV • 1971

Leon Silver

Owen Marshall: Counselor at Law

TV • 1971

Judge

The Streets of San Francisco

TV • 1972

Mr. Tyler

Tightrope

TV • 1959

Barney MacCready

The Mod Squad

TV • 1968

Frank Farrell

Kojak

TV • 1973

Clay Dexter

Dick Powell's Zane Grey Theatre

TV • 1956

Danch

Emergency!

TV • 1972

Mr. Hollister

Kraft Television Theatre

TV • 1947

Manchester

Quincy, M.E.

TV • 1976

Tony Larson

Mannix

TV • 1967

Darrell Bigelow

The Fall Guy

TV • 1981

Selwyn / General Treeves

The Incredible Hulk

TV • 1977

Buck

McMillan & Wife

TV • 1971

George Church

The Sophisticated Gents

TV • 1981

Wilbur Marcus

Murder, She Wrote

TV • 1984

Dr. Robert Markle

Coach

TV • 1989

Benjamin

The Alfred Hitchcock Hour

TV • 1962

Frenchy La Font

Wagon Train

TV • 1957

Josh Anders

Kraft Television Theatre

TV • 1947

Kate McShane

TV • 1975

Conrad

Fantasy Island

TV • 1978

Theodore Chandler

It's Garry Shandling's Show

TV • 1986

Dr. Paul Derwin

Peter Loves Mary

TV • 1960

Sam Brubaker

The Ford Theatre Hour

TV • 1948

Terry Rafferty

$weepstake$

TV • 1979

Paradise

TV • 1988

Clay Jennings

St. Elsewhere

TV • 1982

Mr. Collins

Simon & Simon

TV • 1981

Admiral Danforth

Simon & Simon

TV • 1981

Duncan Wells

Simon & Simon

TV • 1981

Chuck Williams

Quincy, M.E.

TV • 1976

Charles Curtis

Quincy, M.E.

TV • 1976

Garfield Calhoun

Barnaby Jones

TV • 1973

John R. Thurston

Barnaby Jones

TV • 1973

Warren Christie

The Streets of San Francisco

TV • 1972

Sam Converse

The Streets of San Francisco

TV • 1972

Dr. Thompson

Emergency!

TV • 1972

Dr. Kent Donaldson, Sr.

Emergency!

TV • 1972

Trader Jack

It Takes a Thief

TV • 1968

State's Attorney

Mannix

TV • 1967

Frankie West

Coronet Blue

TV • 1967

Jackson

T.H.E. Cat

TV • 1966

Cahill

The Young Marrieds

TV • 1964

Phil Buckley #1

Eight Is Enough

TV • 1977

Harry Mitchell

Stagecoach West

TV • 1960

Teacher

The Many Loves of Dobie Gillis

TV • 1959

Desk Sgt. Lafferty

The Deputy

TV • 1959

Finn Regan

Mickey Spillane's Mike Hammer

TV • 1958

Ed Camden

Mickey Spillane's Mike Hammer

TV • 1958

Simon Loomis

Dick Powell's Zane Grey Theatre

TV • 1956

Maury Greeve

The Phil Silvers Show

TV • 1955

Publicity for Mike Todd (uncredited)

Armstrong Circle Theatre

TV • 1950

Armstrong Circle Theatre

TV • 1950

Willy Frey

Armstrong Circle Theatre

TV • 1950

Barnes

Robert Montgomery Presents

TV • 1950

Cameo Theatre

TV • 1950

Hands of Murder

TV • 1949

Studio One

TV • 1948

Patrick Hogan - The Citizen

Studio One

TV • 1948

Wetterman

Dark Shadows

TV • 1966

Jason McGuire

Mary Hartman, Mary Hartman

TV • 1976

Fred Foley