Invisible Agent is a 1942 American action and spy film directed by Edwin L. Marin with a screenplay written by Curt Siodmak. The invisible agent is played by Jon Hall, with Peter Lorre and Sir Cedric Hardwicke as members of the Axis, and Ilona Massey and Albert Basserman as Allied spies. The film is inspired by the 1897 H. G. Wells novel The Invisible Man.

Jon Hall was an American film actor known for playing a variety of adventurous roles, as in 1937's The Hurricane, and later when contracted to Universal Pictures, including Invisible Agent and The Invisible Man's Revenge and six films he made with Maria Montez. He was also known to 1950s fans as the creator and star of the Ramar of the Jungle television series which ran from 1952 to 1954. Hall directed and starred in two 1960s sci-fi films in his later years, The Beach Girls and the Monster (1965) and The Navy vs. the Night Monsters (1966).