Juror 8 (played by Henry Fonda)
Henry Jaynes Fonda (May 16, 1905 – August 12, 1982) was an American actor whose career spanned five decades on Broadway and in Hollywood. On screen and stage, he often portrayed characters that embodied an everyman image.
Born and raised in Nebraska, Fonda made his mark early as a Broadway actor and made his Hollywood film debut in 1935
Juror 3 (played by Lee J. Cobb)
Lee J. Cobb (born Leo Jacoby; December 8, 1911 – February 11, 1976) was an American actor, known both for film roles and his work on the Broadway stage, as well as for his television role in the series, The Virginian. He often played arrogant, intimidating and abrasive characters, but he also acted as respectable figures such as judges and police officers. Cobb originated the role of Willy Loman in Arthur Miller's 1949 play Death of a Salesman under the direction of Elia Kazan, and was twice nominated for the Academy Award for Best Supporting Actor, for On the Waterfront (1954) and The Brothers Karamazov (1958). His film performances also included Juror #3 in 12 Angry Men (1957)
The Foreman (played by Martin Balsam)
Martin Henry Balsam (November 4, 1919 – February 13, 1996) was an American actor. He had a prolific career in character roles in film, in theatre, and on television. An early member of the Actors Studio, he began his career on the New York stage, winning a Tony Award for Best Actor in a Play for Robert Anderson's You Know I Can't Hear You When the Water's Running (1968). He won the Academy Award for Best Supporting Actor for his performance in A Thousand Clowns (1965). His other notable film roles also include Juror #1 in 12 Angry Men (1957).