George Abitbol, the classiest man in the world, dies tragically during a cruise. The director of an American newspaper, wondering about the meaning of these intriguing final words, asks his three best investigators, Dave, Peter and Steven, to solve the mystery. (Sixteen French actors dub scenes from various Warner Bros. films to create a parody of Citizen Kane, 1941.)

Derrick and his deputy, Harry Klein, back from holidays, discover that french TV channel 5 is dead. They'll have to build a plan to create a new "new 5 channel". They'll be helped by Starsky & Hutch, Matt Houston, Captain Kirk or french inspector Navarro, while Superman, assisted by Number 6 and Roger Moore, will try to thwart their plan.