Christian Rivers is a New Zealand storyboard artist, visual effects supervisor, special effects technician, and director. He first met Peter Jackson as a 17-year-old and storyboarded all of Jackson's films since Braindead. He made his directing debut in the film adaptation of Mortal Engines. Description above from the Wikipedia article Christian Rivers, licensed under CC-BY-SA, full list of contributors on Wikipedia.

KNOWN FOR

The Lord of the Rings: The Return of the King
2003
The Lord of the Rings: The Fellowship of the Ring
2001
The Hobbit: The Battle of the Five Armies
2014
The Lord of the Rings: The Two Towers
2002
The Hobbit: An Unexpected Journey
2012
The Hobbit: The Desolation of Smaug
2013
Mortal Engines
2018
King Kong
2005
The Lovely Bones
2009
Weta Digital
2002
Minutes Past Midnight
2016
The Fellowship of the Ring: From Book to Script
2002

FILMOGRAPHY

All
Movies
TV
Acting
6
Directing
3
Visual Effects
8
2003
The Lord of the Rings: The Return of the King
as Corsair of Umbar / Beacon Guard (uncredited)
2002
The Fellowship of the Ring: From Book to Script
as Self
2002
The Fellowship of the Ring: Storyboards and Pre-Viz: Making Words into Images
as Self
2002
The Fellowship of the Ring: Designing and Building Middle-earth + Weta Workshop + Costume Design
as Self
2002
Weta Digital
as Self
1998
The Making of 'The Frighteners'
as Self