Best Actress
Oscar: Joanne Woodward, Three Faces of Eve
N.Y. Film Critics Circle: Deborah Kerr, Heaven Knows Mrs. Allison
National Board: Joanne Woodward, Three Faces of Eve and No Down Payment
Golden Globes: Joanne Woodward, Three Faces of Eve (drama); Kay Kendall, Les Girls (musical)
Cannes Film Fest: Guilietta assina, Nights of Cabiria
Venice Film Fest: Dzidra Ritenberg, Malva (USSR)
Berlin Film Fest: Yvonne Mitchell, Woman in a Dressing
British Awards: Heather Sears, The Story; Simone Signoret, The Witches of Salem (French)
Best Actor
Oscar: Alec Guinness, The Bridge on the River Kwai
N.Y. Film Critics Circle: Alec Guinness, The Bridge on the River Kwai
National Board: Alec Guinness, The Bridge on the River Kwai
Golden Globes: Alec Guinness, The Bridge on the River Kwai (drama), Frank Sinatra (comedy/musical)
Cannes Film Fest: John Kitzmiller, Valley of Peace
Venice Film Fest: Anthony Franciosa, a Hateful of Rain
Berlin Film Fest: Pedro Infante, Tizoc
British Awards: Henry Fonda, Twelve Angry Men, Guinness, Bridge on the River Kwai
Supporting Actress
Oscar: Miyoshi Umeki, Sayonara
National Board: Sybil Thorndike, The Prince and the Showgirl
Golden Globe: Elsa Lanchester, Witness for the Prosecution
Supporting Actor:
Oscar: Red Buttons, Sayonara
National Board: Sessue Hayakawe, The Bridge on the River Kwai
Golden Globes: Red Buttons, Sayonara; James Garner, John Saxon, Pat Wayne, newcomers