Joan Hotchkis (September 21, 1927 – September 27, 2022) was an American stage, screen and television actress, writer and performance artist. A lifetime member of the Actors Studio and the Dramatists Guild, Hotchkis was best known for playing Dr. Nancy Cunningham for several seasons on The Odd Couple, for co-writing with Eric Morris the seminal acting manual "No Acting Please" (1977), which is still used in colleges and conservatories, and for her groundbreaking performance art works in the 1990s.