Lee J. Cobb: Lee J. Cobb. Actor: 12 Angry Men. Lee J. Cobb, one of the premier character actors in American film for three decades in the post-World War II period, was born Leo Jacoby in New York City's Lower East Side on December 8, 1911. The son of a Jewish newspaper editor, young Leo was a child prodigy in music, mastering the violin and the harmonica. Any hopes of a career as...