Max Sheppard

Max Sheppard is the son of Mark Sheppard by his first wife, Jessica. Max played an uncredited role in "Soul Survivor" as an unnamed demon.

History
Max is the elder brother of William and the elder half-brother of Isabella. His stepmother, Sarah, is said to take good care of him. Max owns a Twitter account with at least 300 followers. He hasn't uploaded anything since 2014.

Trivia

 * Max once drew a devil's trap in his trailer. Mark informed him that he had other ways to get in.
 * Max is the second relative of a main cast member to appear on the show, following Alan Ackles.