Alf Kjellin (b. 1920, d. 1988) is a director of Mission: Impossible. He also played the character Stefan Prohosh in the episode "The Phoenix". Kjellin was a Swedish director who had also directed episodes of The Alfred Hitchcock Hour, Dr. Kildare, I Spy, The Man from U.N.C.L.E., The Sixth Sense, Mannix, Hawaii Five-O, Gunsmoke, and The Waltons. He also directed the movies The Pleasure Garden and The McMasters.