Jack Donner (born Jake Doner;[1] October 29, 1928 – September 21, 2019)[2] was an American actor whose career in theater, television, and film extended over six decades.

Honing his craft, he performed in seven successive seasons of New York City regional and stock theater.

Beginning in the 1960s he had many guest star and co-starring roles in shows including The Man from U.N.C.L.E., Mission: Impossible, Mannix, Kojak, and The Streets of San Francisco.

Donner starred in Peaches Christ's black comedy film All About Evil and in Bryan Moore's adaptation of H. P. Lovecraft's Cool Air.

He also had a brief but memorable scene as a fire-and-brimstone prosecutor who demands death in the 1971 film The Night God Screamed.