Jacob Joachim "Jack" Klugman (born April 27, 1922) is an American stage, film and television actor. He is best known as Felix Unger's sloppy roommate Oscar Madison in the American television series The Odd Couple (1970-1975), for his starring role in Quincy, M.E. (1976-1983), and as Juror #5 in 12 Angry Men.
Klugman was born in Philadelphia, the son of Rose, a hat maker, and Max Klugman, a house painter. His parents were Russian Jewish immigrants. He attended Carnegie Institute of Technology, now Carnegie Mellon University, where he graduated in 1948. He began acting after serving in the United States Army during World War II. As a struggling actor in New York City, he roomed with future star Charles Bronson.
In 1954, Klugman played Jim Hanson on the soap opera The Greatest Gift. Also in 1954 Klugman made multiple appearances on the NBC legal drama Justice, starring Gary Merrill and Dane Clark, that was based on cases of the Legal Aid Society of New York.
On September 4, 1955, Klugman and Tony Randall appeared together with Gena Rowlands in the episode entitled "The Pirate's House" of the CBS anthology series, Appointment with Adventure.
Klugman starred in several classic films
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