Lightning Conductor is a 1938 British comedy thriller film directed by Maurice Elvey and starring Gordon Harker, John Lodge and Sally Gray.

A London bus driver becomes embroiled in a plot by foreign agents to steal secret documents.

Allmovie noted a "breezy British action comedy...No mere programmer, The Lightning Conductor is exceptionally well cast, with such reliables as John Lodge, Sally Gray, Ernst Thesiger and Steven Geray going through their usual expert paces.

"[2] and TV Guide called it "a suspenseful comedy with some good characterizations.

This article related to a British comedy film of the 1930s is a stub.