Greg Butler

Cast

Passage to Middle-Earth: The Making of 'The Lord of the Rings'
Self

Crew

Harry Potter and the Order of the Phoenix
Visual Effects Supervisor
American Sniper
Visual Effects Supervisor
G.I. Joe: The Rise of Cobra
Visual Effects Supervisor
I, Robot
CG Supervisor
King Kong
CGI Supervisor
Harry Potter and the Deathly Hallows: Part 2
Visual Effects Supervisor
1917
Visual Effects Supervisor