Charley Varrick
He has a cameo role as a bartender in Eastwood's "Play Misty for Me", as well as in "Dirty Harry". In Philip Kaufman's 1978 "Invasion of the Body Snatchers", a remake of Siegel's own 1956 film, he appears as a taxi driver. In "Charley Varrick" starring Walter Matthau (a film slated for Eastwood but ultimately turned down by the actor), he has a cameo as a ping-pong player. He also appears in the 1985 John Landis film "Into the Night".