Before joining "Shining Time Station," O’Connor works extensively as a stage actor in Canadian theater. He performs with major theater companies including the Stratford Festival and the Shaw Festival, appearing in a variety of classical and contemporary productions. His stage work includes roles in plays by writers such as William Shakespeare and George Bernard Shaw, giving him experience with both dramatic and comedic material.

In addition to his theater work, O’Connor appears in television productions filmed in Canada. He takes guest and supporting roles in episodic television and participates in projects across drama and family programming. These appearances allow him to work with different directors and ensembles while continuing his work in live theater.

Outside of his screen work, O’Connor continues to be involved in stage acting and theater productions. His career remains closely connected to Canadian theater, where he participates in performances, rehearsals, and collaborations with established theater companies and creative teams.