Gregory Peck Jimmy Ringo Helen Westcott Peggy Walsh Millard Mitchell Marshal Mark Strett Jean Parker Molly Karl Malden Mac Skip Homeier Hunt Bromley Anthony Ross Deputy Charlie Norris Verna Felton Mrs. August Pennyfeather Ellen Corby Mrs. Devlin Richard Jaeckel Eddie Murray Alper Townsman at Funeral (uncredited) C.E. Anderson Street Loafer (uncredited) Gregg Barton Pete's Pal (uncredited) Chet Brandenburg Townsman at Funeral (uncredited) Peter Brocco Card Player (uncredited) Larry Buchanan Bit Part (uncredited) Harry Carter Townsman (uncredited) Cliff Clark Jerry Marlowe (uncredited) Angela Clarke Mac's Wife (uncredited) David Clarke Second Brother (uncredited) Edmund Cobb Citizen (uncredited) Heinie Conklin Townsman at Funeral (uncredited) Dick Curtis Crowd Extra (uncredited) Herman Hack Townsman at Funeral (uncredited) Alan Hale Jr. First Brother (uncredited) Harry Harvey Ike (uncredited) Pierce Lyden Barfly (uncredited) Mae Marsh Mrs. O'Brien (uncredited) John McKee Card Player (uncredited) James Millican Pete (uncredited) Hank Patterson Jake (uncredited) Harry Shannon Chuck (uncredited) Kim Spalding Clerk (uncredited) Kenneth Tobey Swede (uncredited) Dan White Card Player in Barber Shop (uncredited)