Visual Effects Mark A. Walsh Directed Partysaurus Rex 2012 Acting Making 'Nemo' Self - Directing Animator 2003 Other Credits In a Heartbeat Thanks 2017 Presto Animation 2008 Ratatouille Supervising Animator 2007 The Incredibles Animation 2004 Finding Nemo Animation Director 2003 Toy Story 2 Animation 1999 A Bug's Life Animation 1998 Agent-readable