

Cast & creator
Best known for Perry Mason, Bonanza, The Andy Griffith Show
Also known as: Ivon Bonar
30
film credits
79
television credits
109
1952–1989 · acting roles
6.8
average across scored titles
Signature credits
Across film & television
Showing 109 of 109 credits

Det. Marlowe
1957
Minister
1959
Mr. Breckenridge
1960
Paolo Visconti
1981
Mr. Bronson
1967
Desk Clerk
1964
Reverend Depugh
1976
Mr. Case
1974
His Lordship
1984
Detective
1963
Tolliver
1965
Simon Grossland
1976
Dr. Morrow
1976
Dr. Block
1976

Hotel Carlton Bartender
1957
Dr. Haley
1972
Judge
1986
Mr. Dunham
1960
Dr. Dan Clark
1960
Announcer
1965
Committee Chairman
1984
Mr. Perry
1979
Carter Hendricks
1982
Lancaster
1975
Dean Houseman
1986
Doctor
1977
Dale Jurgenson
1977
Judge
1977
Foreign Editor
1977
Schlosser
1977
Phil Springerman
1977
National Editor
1977
Osborne
1965
Ronald Aives
1965
Clerk
1952
Dean Hopkins
1952
Fred
1970
Dr. Crump
1969
Dr. Diamond
1969
Dr. Adam Nelson
1969
Dr. Nelson
1969
Dr. Monte Diamond
1969
Dr. David Diamond
1969
Assistant
1969
Assistant Doctor
1969
Dr. Grant Nelson
1969
Doctor
1969
Dr. Carter (uncredited)
1969
Dr. Carter
1969

Neurosurgeon
1969
Older Alien
1967
Harold Spring
1972
Paul Andrews
1972
Policeman
1966
Leroy Lowenfeld
1970
Patrolman
1959
Mr. Lyons
1961
Major Domo
1962
Manager
1975
Wilmont Oliver
1986
Surgeon
1974
Felix
1964
Jeffrey
1984
Smiley
1982
Dr. Elliot
1984
Physician
1966
Mr. Stedman
1970

Dr. Oorham
1975Doctor
1971

1st Senator
1977
Judge
1973
Personnel Manager
1966
Ackerman
1986
News Alert Reporter
1977
Beverly
1979
Mr. Wilson
1979
Lt. Gen. Richard K. Sutherland
1977
Chalmers
1978
Mr. Griffin
1985
Brogan
1976
Patterson
1982
Col. Cowen
1968
Colonel to Dunbar
1973
Silverstein (uncredited)
1967
Nogrady (uncredited)
1967
Howard Hawks
1983
Roger Campbell
1968
John
1984
Edwin Shirley
1977
Judge F.F. Carlson
1977

Dr. Ridley
1989

Judge Wheeler
1978
Gas Station Attendant
1983
Doctor at Prison
1983
Man with Tape Recorder at Hospital (uncredited)
1971
Dr. Carson
1980
Oliver Dunning
1962
Thorne Abbott
1983
Russ Whitman
1977
Assemblyman Potter
1965
Dr. C. F. Sears
1963
Jacobs
1962