Answer
The Carpetbaggers (1964) featured Alan Ladd in a supporting role. The film, based on Harold Robbins' novel, follows the rise and fall of a ruthless businessman in the post-World War II era. Ladd played the role of Nevada Smith, a gambler and con man who becomes involved with the businessman's schemes. The film starred George Peppard, Carroll Baker, and Martha Hyer in the lead roles.