Peter Graves accepts his assignment to return with the Impossible Missions Force for another year of top-notch espionage, daring break-ins, electronic wizardry and killer makeup jobs, all in the name of protecting freedom. In this show's sixth season, the IMF thwarts foreign spies, exposes crooked politicians, manhandles the mob and more. Peter Lupus and Greg Morris co-star, with Lynda Day George joining the cast as the new disguise expert.