Juan - Luis Sanchez Juan - Luis Sanchez , or Juan Luis Sanchez , is a digital artist who worked for Industrial Light & Magic between 2001 and 2006 . In that time he worked on and . Before working for ILM , Sanchez worked for " Rhythm and Hues " , working as technical pipeline supervisor and later digital effects animator in movies such as " Mousehunt " ( 1997 , Gore Verbinski ) , " Babe : Pig in the City " ( 1998 , George Miller ) and " Mystery Men " ( 1999 , Kinka Usher ) . He also worked for Digital Domain as effects artist in " The Grinch " ( 2000 , Ron Howard ) . Sanchez began working for ILM in 2001 . Under the tutelage of creature supervisor James Tooley , he helped lead the creature simulation team on ( 2002 , George Lucas ) , setting up the costume for an all - digital Yoda . He was also filmed as a Temple Jedi but he was not seen in the final shot . However , he did double for Christopher Lee as Count Dooku for several establishing shots in the film . Due to his work , he can be seen in documentary " " ( 2002 ) . He went on to lead the cloth setup for Dobby The House Elf in " Harry Potter and the Chamber of Secrets " ( 2002 , Chris Columbus ) . He worked for ILM as lead simulation artist in films such as " Pirates of the Caribbean : The Curse of the Black Pearl " ( 2003 , Gore Verbinski ) and its sequel " Pirates of the Caribbean : Dead Man ' s Chest " ( 2006 , Gore Verbinski ) , " Terminator 3 : Rise of the Machines " ( 2003 , Jonathan Mostow ) , " Van Helsing " ( 2004 , Stephen Sommers ) or " The Chronicles of Narnia : The Lion , the Witch and the Wardrobe " ( 2005 , Andrew Adamson ) . He returned to the Star Wars saga for ( 2005 , George Lucas ) as digital clothing supervisor . He was also responsible for supervising the clothing on the digital replacement of Yoda in ( 1999 , George Lucas ) , work that was completed in 2003 between Episodes II and III , but only come to light with the release of the Blu - Ray editions in 2011 . As an extra , double or motion - capture performer , he has performed uncredited work in " Harry Potter and the Chamber of Secrets " ( 2002 , Chris Columbus ) as a Quidditch official , " Terminator 3 : Rise of the Machines " ( 2003 , Jonathan Mostow ) as a Skynet scientist . He has performed motion capture for both " Pirates of the Caribbean : The Curse of the Black Pearl " ( 2003 , Gore Verbinski ) as a pirate during the Moonlight Serenade sequence of that film and also in the sequel " Pirates of the Caribbean : Dead Man ' s Chest " ( 2006 , Gore Verbinski ) in the dice game sequence . His motions were captured as the basis for a crowd of clones in " The Island " ( 2005 , Michael Bay ) , and he was one of many extras in " War of the Worlds " ( 2005 , Steven Spielberg ) . He also reprised his role as Christopher Lee ' s double as Count Dooku for one brief shot of ( 2005 , George Lucas ) in which Dooku ' s hands are sliced off by Anakin ( who was played in that shot by John Knoll ) . Concluding his work on " Pirates of the Caribbean : Dead Man ' s Chest " ( 2006 , Gore Verbinski ) he joined Lucasfilm Animation for several months , based at Skywalker Ranch to work on the animated feature " Strange Magic " ( 2015 , Gary Rydstrom ) , developing early character studies and ideas . From 2007 onwards he has worked in both the UK and California on a variety of film projects , including " Harry Potter and The Order of The Phoenix " ( 2007 , David Yates ) , the remake of " A Nightmare On Elm Street " ( 2010 , Samuel Bayer ) and " Let Me In " ( 2010 , Matt Reeves ) . In his most significant role since leaving ILM he was the lead for the digital space suits on " Gravity " ( 2013 , Alfonso Cuaron ) whilst at Framestore in London , for which he was recognised with a VES Award for Outstanding FX and Simulation Animation in a Live Action Feature Motion Picture in February 2014 . He has worked on " Edge of Tomorrow " ( 2014 , Doug Liman ) and was the creature effects supervisor for " Paddington " ( 2014 , Paul King ) , also at Framestore London . He presently lives and works in Spain . He has recently focused on projects unrelated to visual effects , including a daily writing project in which he sends a postcard each day to whoever wishes to receive one . In print , he has contributed to " " . His personal diaries were featured in " Star Wars Insider " , and he contributed to the book " Special Effects : The History and Technique " by Richard Rickitt and Ray Harryhausen . He also maintains a blog where he talks about his experiences as a VFX artist and his time at Industrial Light and Magic . Notes and References