Dan Curtis Director Ted Danson Mitchell Garabedian Actor Christopher Plummer Cardinal Bernard Law Actor Brian Dennehy Father Dominic Spagnolia Actor Daniel Baldwin Angelo DeFranco Actor Ellen Burstyn Mary Ryan Actor Kenneth Welsh Bishop Murphy Actor Will Lyman Wilson Rogers Jr. Actor Wayne Best Father Doyle Actor Colin Fox Father Doyle Actor James Oliver Patrick McSorley Actor Jan Rubes Pope John Paul Actor Steven Shaw John J. Geoghan Actor Damien Atkins Young Geoghan Actor, Actor Hugh Thompson Tom Blanchette Actor Aidan Devine Bernie McDaid Actor Chris Bauer Olan Horne Actor Thomas Mitchell Gary Bergeron Actor Donald Ewer Ordination Cardinal Actor Julian Christopher Bishop Gregory Actor Peter MacNeill Billy Actor David Sparrow Father Connelly Actor Kathleen Laskey Shauna Tannenbaum Actor Philip Williams Robbie Robinson Actor Joseph Ziegler Jim Muller Actor Richard Fitzpatrick Jack Tannen Actor Martin Doyle George Flynn Actor Conrad Bergschneider Angelo's Father Actor Lucy Filippone Angelo's Mother Actor Nikolas Lozzi Young Angelo Actor Billy Lister Johnny Actor John J. McMahon Producer Thomas Michael Donnelly Writer