Frank O'BrienActingKnown forThree's CompanyWait Until DarkMary Hartman, Mary HartmanRadio DaysSix Degrees of SeparationThe World's Greatest LoverFilmography (6)1993Six Degrees of SeparationEddie1987Radio DaysFireman1977Three's CompanyDirector1977The World's Greatest LoverYes Man #41976Mary Hartman, Mary HartmanMontgomery Monk1967Wait Until DarkShatner (uncredited)
Three's Company
Wait Until Dark
Mary Hartman, Mary Hartman
Radio Days
Six Degrees of Separation
The World's Greatest Lover
