Jack O'Leary Filmography
- Actor (38 credits)
- The New Adam-12 (1989) Truck Driver
- Bonanza: The Next Generation (1988) Townsman #2
- Burglar (1987) Ray's Friend
- A Fine Mess (1986) Piano Mover
- My Science Project (1985) Sentry at Air Force Guardhouse
- The Goonies (1985) Reporter #1
- The Jerk, Too (1984) Porter
- Dempsey (1983) Jerry the Greek
- Death Valley (1982) Earl
- Family Ties (1982) Guard
- Dead Easy (1982) Morry
- Advice to the Lovelorn (1981) Rough-looker
- Charlie and the Great Balloon Chase (1981) Grant
- Reds (1981) Pinkerton Guard
- On the Nickel (1980) Big William
- Flamingo Road (1980)
- Inside Moves (1980) Max
- Benson (1979) Ernie Pulaski
- The Rose (1979) Short Order Cook
- Flying High (1978) Man
- WKRP in Cincinnati (1978) The Painter
- Diff'rent Strokes (1978) Mr. Kruger
- Sweater Girls (1978) Town Cop
- American Raspberry (1977) Merlyville Sheriff
- Silver Streak (1976) Fat Man #1
- The Quest (1976) Struthers
- Alice (1976) Jack, not listed in credits
- Steel Cowboy (1976) 2nd Coke Machine
- Jackson County Jail (1976) Officer Blake
- The Tony Randall Show (1976) Stanley
- The Four Deuces (1975) Bull
- The Blue Knight (1975) Fat Jack
- The Jeffersons (1975) Frank
- Bronk (1975) Collins
- Starsky and Hutch (1975) Joe Garras
- A Shadow in the Streets (1975) Hazlett
- Capone (1975) Pool Hall Owner
- The Bob Newhart Show (1972) Plumber
