Nice movie clip from HERCULES showing armies and VFX work by Cinesite:
The VFX are made by:
Double Negative (VFX Supervisor : Ryan Cook)
Milk Visual Effects (VFX Supervisor : Nicolas Hernandez)
Prime Focus World (VFX Supervisor : Alex Pejic)
Cinesite (VFX Supervisor : Simon Stanley-Clamp)
Method Studios
The Third Floor
The Production VFX Supervisor is John Bruno and Dean Wright.
© Vincent Frei – The Art of VFX – 2014