Film Trailers (bande annonce):
102 Dalmatians
1492: Conquest of Paradise
Les Acteurs
All the Mornings of the World
Astérix and Obélix vs Ceasar
Bogus
Camille Claudel
Chicken Run (select 'Chicken Run' from index on left, then 'le bande annonce')
The Closet (Le Placard)
Colonel Chabert
Les Compères
Concorrenza Sleale (select 'Concorrenza Sleale', then select 'trailers')
Cyrano de Bergerac
Le Garçu
Germinal
Green Card
Hamlet
The Horseman on the Roof
Jean de Florette
The Man in the Iron Mask
Les Misérables
My Father the Hero
A Pure Formality
The Secret Agent
Unhook the Stars
Uranus
Vatel
Vidocq

Other Online Video:
Filmscouts -- one video interview clip and one transcribed interview
Berenice site -- includes some interviews with GD (in French)
Les Misérables French TV site -- includes interviews/making of (in French)