Q: The Odd Couple, formally titled onscreen Neil Simon's The Odd Couple, is an American television situation comedy broadcast from September 24, 1970, to March 7, 1975, on ABC. It stars Tony Randall as Felix Unger and Jack Klugman as Oscar Madison, and was the first of several sitcoms developed by Garry Marshall for Paramount Television. The show is based on the 1965 play of the same name, which was written by Neil Simon, as well as on the play's 1968 film adaptation. Felix and Oscar are both divorced. They share a Manhattan apartment, and their different lifestyles inevitably lead to conflicts and laughs.

Answer this question: who played in the original odd couple tv show?
A: Tony Randall as Felix Unger and Jack Klugman as Oscar Madison
Explain how we arrive at this answer:
Explanation: The relevant information is: It stars Tony Randall as Felix Unger and Jack Klugman as Oscar Madison, and was the first of several sitcoms developed by Garry Marshall for Paramount Television.