Gale Bertram was the director of the CBI and a member of the Blake Association. He became the prime Red John suspect after Reede Smith was arrested, and the others were all presumed dead. In his final appearance in "Red John", he reveals that he is indeed not Red John.

Who was the fake Red John?

Bradley Whitford is an Emmy-Award Winner actor best known as White House Deputy Chief of Staff Josh Lyman in The West Wing, he played fake Red John Timothy Carter in Season 3 Finale Strawberries and Cream and Season 4 episode Little Red Book.

Is Sheriff McAllister Red John?

Red John is a fictional character and the primary antagonist of the CBS crime drama The Mentalist for the first five seasons and half of the sixth. ... In the season 6 episode "Red John", the eponymous serial killer's identity is revealed to be Thomas McAllister, the sheriff of Napa County, portrayed by Xander Berkeley.