- Country: UK
- Genres: Comedy, War
- Release: 1961-09-01
- Director: Jay Lewis
- Writers: Jack Trevor Story , John Briley , Norman Collins
- Language: English
- Stars: Bill Travers , Spike Milligan , Grégoire Aslan , John Le Mesurier , Thorley Walters , Maurice Denham , Thelma Ruby , Millicent Martin , Cyril Luckham (1907–1989) , William Mervyn
- Runtime: 87 min
- Awards: N/A
- AKA: Invasion Quartet , Kanonerna vid Calais (Sweden) , Invasion Quartet (United States of America) , Rohamnégyes (Hungary) , El cuarteto invasor (Mexico) , Quartetto d'invasione (Italy) , Quarteto Invasor (Brazil) , Invasion Quartet (United Kingdom) , Maihinnousukvartetti (Finland) , L'escapade héroïque (France, French Republic)
- Plot: Spike Milligan and his friends decide to go to occupied France to silence a large German gun that is firing across the channel. They bumble though encounters with Germans and the French resistance fighters, travelling around by train and bicycle.
- IMDB:tt0055020
Invasion Quartet Cast · · · ALL
Jay Lewis
Director
Bill Travers
Spike Milligan
Grégoire Aslan
John Le Mesurier
Thorley Walters
Maurice Denham