Merrill Gabriel Heatter (December 16, 1925 – October 8, 2017) was an American television producer and writer. He was best known for his collaboration with writer Bob Quigley for over 20 years and the formation of their production company Heatter-Quigley Productions in 1960. The company was responsible for the game shows Hollywood Squares and Gambit and the animated television series Wacky Races. He also formed Merrill Heatter Productions in 1980, which is responsible for the Gambit-based show Catch 21.