25 best movie CGI effects ever

From liquid metal killer robots to the very first CG animal, we take a look at some of the best eye-massaging visuals from the gates of Tinseltown

Gladiator (2000)

Gladiator (2000)

Ridley Scott’s epic may have looked like it was scribed on wax tablets and filmed by men wearing sandals, but it was Brit CGI post-production house The Mill who added tigers to the fights and created 35,000-strong crowds using a couple of thousand extras. Oh, and when Oliver Reed croaked it mid-production, they got around the problem by placing a 3D CGI mask of the late thespian on a stand-in for some scenes.