Steve London (March 9, 1929 - June 14, 2014) was an American television and film actor and attorney, best known for his role as Federal Agent Jack Rossman on the ABC/Desilu Television series, The Untouchables from 1959–1963, which starred Robert Stack as Eliot Ness. In the series, Rossman was The Untouchables' wire tap specialist. In one Untouchables episode, he was described by series narrator Walter Winchell as "Agent Jack Rossman-- former telephone company lineman, wiretap expert, and a locksmith so talented that "Rossman could open everything but the Pearly Gates." In the Untouchables series,Jack's weapon of choice was the 12 gauge pump-action shotgun,which he used to deadly effect. London appeared in 65 episodes of The Untouchables as Rossman.
Born Walter Lee Gragg in St Louis, Missouri, London was a veteran of numerous Hollywood film and television roles, including parts on Daniel Boone, M Squad, Sky King, Lock Up, The Loretta Young Show, Sugarfoot, Mission Impossible, Kraft Suspense Theatre, Branded, and Mackenzie's Raiders. Film roles included Dead Heat on a Merry-Go-Round (film), I Married a Monster from Outer Space (1958), Zero Hour! (1957), The Gun of Zangara, and Alcatraz Express, the later two being two-part episodes of The Untouchables that were re-edited into feature films for international distribution.