Ernest Borgnine as Marty Piletti

Betsy Blair as Clara Snyder

Esther Minciotti as Mrs. Theresa Piletti

Augusta Ciolli as Aunt Catherine

Joe Mantell as Angie

Karen Steele as Virginia

Jerry Paris as Tommy

James Bell as Mr. Snyder (uncredited)

John Beradino as Man in Bar (uncredited)

Charles Cane as Lou - Bartender (uncredited)

Paddy Chayefsky as Leo (uncredited)

John Dennis as Andy (uncredited)

Walter Kelley as The Kid (uncredited)

Doris Kemper as Bit Role (uncredited)

John Milford as (uncredited)

Silvio Minciotti as Butcher (uncredited)

Robin Morse as Joe (uncredited)

Kathleen Mulqueen as Irish Lady Talking in Bar (uncredited)

George Nardelli as Bar Patron (uncredited)

Jerry Orbach as Ballroom Patron (uncredited)

Edwin Rochelle as Hotel Clerk (uncredited)

Glenn Strange as Bit Role (uncredited)

Frank Sutton as Ralph (uncredited)

Hal Taggart as Churchgoer Extra (uncredited)

Minerva Urecal as Mrs. Rosari (uncredited)

Waclaw Rekwart as Bar Patron (uncredited)

Arthur Tovey as Man on Church Steps (uncredited)

Alan Wells as Jerry (uncredited)

Jack Klugman as Bar Patron (uncredited)

Clark Ross as Bar Patron (uncredited)