- The Saint Louis Byzantine Catholic Mission Parish Welcome to the home page of the Saint Louis Byzantine Catholic Mission Parish The Saint Louis Byzantine Catholic Mission Parish has a weekly Divine Liturgy every Saturday at 6:30 p.m. in Our Lady's Chapel at the Saint Louis New Cathedral Basilica, 4401 Lindell Blvd., Saint Louis, Missouri. Father Eugene Selzer, Pastor Father Joseph Weber Father ...www.iarelative.com/stlm.htm