- Country: Spain
- Genres: Action, Adventure, Comedy
- Release: 2003-02-07
- Director: Javier Fesser
- Writers: Javier Fesser , Guillermo Fesser , Francisco Ibáñez
- Language: Spanish | Catalan | English | French
- Stars: Benito Pocino , Pepe Viyuela , Dominique Pinon , Paco Sagarzazu , Mariano Venancio , Janfri Topera , Berta Ojea , María Isbert , Emilio Gavira , Germán Montaner
- Runtime: 107 min
- Awards: 6 wins & 2 nominations
- AKA: La gran aventura de Mortadelo y Filemón , Mortadel et Filemon (France, French Republic) , Mortadelo & Filemon: The Big Adventure , Liga najgłupszych dżentelmenów (Poland) , Mortadelo & Filemòn: The Big Adventure (Finland) , Agenti dementi (Czech Republic) , Antirix kai Symfonix - I megali peripeteia (Greece) , モルタデロとフィレモン (Japan) , La gran aventura de Mortadelo y Filemón (Spain) , Spia + Spia 2 superagenti armati fino ai denti (Italy) , Mortadela e Salamão - A Grande Aventura (Portugal, Portuguese Republic) , Mortadelo y Filemón (Spain) , Clever & Smart (Germany) , Mortadelo si Filemon (Romania) , Mortadelo E Salaminho - Agentes Quase Secretos (Brazil) , Приключения Мортадело и Филимона (Russian Federation) , Mortadelo és Filemón nagy kalandja (Hungary)
- Plot: The DDT, the professor Bacterio's dangerous invention has just been stolen by the dictator of Tirania. The Súper wants to recover it but he knows that it should not call Mortadelo and Filemón, so it sends the case to a boaster detective called Freddy Mazas so that recover the invention, but Freddy is bribed by the dictator Tirano. The mission seems that it will fail although Mortadelo and Filemón investigate the case for their own means.
- IMDB:tt0314121
Mortadelo & Filemon: The Big Adventure Cast · · · ALL
Javier Fesser
Director
Benito Pocino
Mortadelo
Pepe Viyuela
Filemón
Dominique Pinon
Fredy Mazas
Paco Sagarzazu
Calimero
Mariano Venancio
El Súper
Janfri Topera
Profesor Bacterio
Berta Ojea
Ofelia
María Isbert
Sra. Filemón
Emilio Gavira
Rompetechos
Germán Montaner
Klaus
Janusz Ziemniak
Nadiusko
Paco Hidalgo
Verdugo
Javier Aller
Mickey el Gigante
Luis Ciges
Ingeniero en cemento
José Manuel Moya
Danino
Eduardo Gómez
Cornejo
Joan Gadea
Tendero