Diamonds is a 1975 Israeli-American heist film

Heist film

A heist film is a film that has an intricate plot woven around a group of people trying to steal something. Versions with dominant or prominent comic elements are often called caper movies. They could be described as the analogues of caper stories in film history...

. Robert Shaw

Robert Shaw (actor)

Robert Archibald Shaw was an English actor and novelist, remembered for his performances in The Sting , From Russia with Love , A Man for All Seasons , the original The Taking of Pelham One Two Three , Black Sunday , The Deep and Jaws , where he played the shark hunter Quint.-Early life...

 stars in a dual role as twin brothers

Twin

A twin is one of two offspring produced in the same pregnancy. Twins can either be monozygotic , meaning that they develop from one zygote that splits and forms two embryos, or dizygotic because they develop from two separate eggs that are fertilized by two separate sperm.In contrast, a fetus...

. Richard Roundtree

Richard Roundtree

Richard Roundtree is an American actor and former fashion model. He is best known for his portrayal of private detective John Shaft in the 1971 film Shaft and in its two sequels, Shaft's Big Score and Shaft in Africa .-Personal life:Born in New Rochelle, New York, Richard Roundtree graduated from...

, Barbara Hershey

Barbara Hershey

Barbara Hershey , also known as Barbara Seagull, is an American actress. In a career spanning nearly 50 years, she has played a variety of roles on television and in cinema, in several genres including westerns and comedies...

 and Shelley Winters

Shelley Winters

Shelley Winters was an American actress who appeared in dozens of films, as well as on stage and television; her career spanned over 50 years until her death in 2006...

 are co-stars. The film was also entitled Diamond Shaft, though it has no relation to the Shaft

Shaft (1971 film)

Shaft is a 1971 American blaxploitation film directed by Gordon Parks, released by Metro-Goldwyn-Mayer. An action film with elements of film noir, Shaft tells the story of a black private detective, John Shaft, who travels through Harlem and to the Italian mob neighborhoods in order to find the...

films other than having Roundtree in the cast.

Plot

Charles Hodgson is a British aristocrat who decides to become a thief as a way of getting at his twin brother, Earl, a security expert who has built a supposedly impregnable vault in Tel Aviv

Tel Aviv

Tel Aviv , officially Tel Aviv-Yafo , is the second most populous city in Israel, with a population of 404,400 on a land area of . The city is located on the Israeli Mediterranean coastline in west-central Israel. It is the largest and most populous city in the metropolitan area of Gush Dan, with...

, which holds a cache of diamond

Diamond

In mineralogy, diamond is an allotrope of carbon, where the carbon atoms are arranged in a variation of the face-centered cubic crystal structure called a diamond lattice. Diamond is less stable than graphite, but the conversion rate from diamond to graphite is negligible at ambient conditions...

s. For the caper, Charles enlists Archie, a heist expert, and Sally. He also becomes acquainted with an American woman, Zelda Shapiro, who is in Israel looking for a new husband.

Cast

• Robert Shaw
  Robert Shaw (actor)
  Robert Archibald Shaw was an English actor and novelist, remembered for his performances in The Sting , From Russia with Love , A Man for All Seasons , the original The Taking of Pelham One Two Three , Black Sunday , The Deep and Jaws , where he played the shark hunter Quint.-Early life...
  
   as Charles Hodgson/Earl Hodgson
• Richard Roundtree
  Richard Roundtree
  Richard Roundtree is an American actor and former fashion model. He is best known for his portrayal of private detective John Shaft in the 1971 film Shaft and in its two sequels, Shaft's Big Score and Shaft in Africa .-Personal life:Born in New Rochelle, New York, Richard Roundtree graduated from...
  
   as Archie
• Barbara Hershey
  Barbara Hershey
  Barbara Hershey , also known as Barbara Seagull, is an American actress. In a career spanning nearly 50 years, she has played a variety of roles on television and in cinema, in several genres including westerns and comedies...
  
   as Sally (credited as Barbara Seagull)
• Shelley Winters
  Shelley Winters
  Shelley Winters was an American actress who appeared in dozens of films, as well as on stage and television; her career spanned over 50 years until her death in 2006...
  
  as Zelda Shapiro