O'Reilly has appeared on Broadway in the revival of The Tavern, and also appeared off-Broadway in The Promise and at Carnegie Hall in / by Nam June Paik. He is currently associated with the Colony Theatre Company as an actor and Director. He first became involved with the theatre company about a year after its founding. Amongst these was Getting Out by Marsha Norman, for which he was awarded a Drama-Logue Award and nominated for an award by the Los Angeles Drama Critics' Circle in 1981. He directed Generations by Dennis Clontz, which was Runner up to the American Theatre Critics’ Association award for best new play outside of New York.
He is married to Judy, with whom he has triplet sons born in 1997: Jack, Michael and Joe (from LA). The family reside in Los Angeles, and Robert's hobbies include golf and baseball.
