<Li> Anton Yelchin and Emile Hirsch as James `` Jim '' Lake Jr . / Trollhunter , the first human Trollhunter and a reluctant hero dealing with the pressures of leading a double life . He has a talent for cooking and eventually sword - fighting , and cares deeply for his mother and friends . Yelchin provided the voice of Jim from Part 1 , through portions of Part 3 before his death . Hirsch assumed the role and replaced him . </Li>
<Li> Anton Yelchin and Emile Hirsch as James `` Jim '' Lake Jr . / Trollhunter , the first human Trollhunter and a reluctant hero dealing with the pressures of leading a double life . He has a talent for cooking and eventually sword - fighting , and cares deeply for his mother and friends . Yelchin provided the voice of Jim from Part 1 , through portions of Part 3 before his death . Hirsch assumed the role and replaced him . </Li>
who plays the voice of jim in trollhunters
who plays the voice of jim in trollhunters
Anton Yelchin Emile Hirsch
Anton Yelchin Emile Hirsch