Robert O'Neil Filmography
- Actor (13 credits)
- Philip Marlowe, Private Eye (1983) Desk clerk
- Oppenheimer (1980) G.A.C. Committee Member
- Twilight's Last Gleaming (1976) Briefing Officer
- Endless Night (1972) Broker
- The Double Man (1967) American Customer, not listed in credits
- Alexander Graham Bell (1965) Customs Official
- Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb (1963) Adm. Randolph
- Suspense (1962) Dr. Larry Smith
- Man from Interpol (1960)
- The Cheaters (1960) Conrad
- The Mouse That Roared (1959) Reporter, not listed in credits
- Satellite in the Sky (1956) Reporter
- Shadow of a Man (1956) Max
