John Richard Erdman (June 1, 1925 – March 16, 2019) was an American character actor and occasional film and television director. He appeared in more than 160 films, and television productions between 1944 and 2017, mostly in supporting roles. He is most known for his roles in the classic films, Stalag 17 (1953), and Tora! Tora! Tora! (1970). More recently, he is known for the recurring role Leonard in the critically acclaimed comedy series Community (2009-2015),
Erdman died on March 16, 2019, aged 93, in an assisted-living facility in Los Angeles, California. He had been suffering "from age-related dementia" and recently had a fall.