John Wayne (Sean Thornton), Maureen O'Hara (Mary Kate Danaher), Barry Fitzgerald (Michaleen Oge Flynn), Ward Bond (Father Peter Lonergan), Victor Mclaglen (Squire 'Red' Will Danaher), Mildred Natwick (The Widow Sarah Tillane), Francis Ford (Dan Tobin), Eileen Crowe (Mrs. Elizabeth Playfair), May Craig (Fishwoman with Basket at Station), Arthur Shields (Reverend Cyril Playfair), Charles Fitzsimons (Forbes), Charles B. Fitzsimons (Hugh Forbes), James O'Hara (Father Paul), James Lilburn (Father Paul), James Coburn (le Père Paul), Sean McClory (Owen Glynn), Jack Macgowran (Ignatius Feeney), Joseph O'Dea (Molouney - Train Guard), Eric Gorman (Costello - Engine Driver), David Hughes (Police Constable (uncredited)), Kevin Lawless (Train Fireman), Paddy O'Donnell (Railway Porter), Tiny Jones (Nell - Maid (uncredited)), Frank Baker (Man in Bar), Mae Marsh (Father Paul's Mother (uncredited)), Tony Canzoneri (Boxing Second), Frank O'Connor (Ringside Photographer (uncredited)), Ruth Clifford (Mother), Melinda Wayne (Girl on Wagon at Horse Race (uncredited)), Michael Wayne (Teenage Boy at Races (uncredited)), Maureen Coyne (Dan Tobin's Daughter - Ireland), Ken Curtis (Dermot Fahy), Patrick Wayne (Boy on Wagon at Horse Race (uncredited)), Mimi Doyle (Dan Tobin's Daughter - USA), Toni Wayne (Teenage Girl at Races (uncredited)), Douglas Evans (Ring Physician), Noble 'Kid' Chissell (Undetermined Secondary Role (uncredited))