John Mitchell

John Mitchell is a FBI agent tasked with interrogating William Walker.

Interrogating William Walker
After kidnapping William Walker Walker wakes up in a dirty room where he is greeted by John Mitchell who says that if he gives the names of the other men in Operation House he will be transported to a safe place so he does, only to be betrayed by the government and sent to Boston Asylum anyways.

Putting Samuel for Adoption
After kidnapping William Walker John Mitchell put Samuel for adoption. During the credits we can see Samuel with a new family.