The last surviving juror from the cast of the original 12 Angry Men (1957), Juror number five.
Was believed to have been involved in a long and bitter feud with actor Norman Fell that lasted over 40 years. However, it was later revealed by Klugman that he and Fell got along fine and the feud was nothing more than a friendly rivalry.
Was nominated for Broadway's 1960 Tony Award as Best Supporting or Featured Actor (Musical) for "Gypsy".
Wed girlfriend Peggy Crosby at The Little Brown Church in Studio City, California (2 February 2008).
Won two Emmies for "The Odd Couple" (1970).