Karl Sonnenberg

The Mentalist · S3, E1

Red Sky At Night

Jane contemplates his future at the California Bureau of Investigation in the light of his encounter with Red John. Meanwhile, agents are called upon to investigate the kidnapping of a prominent lawyer, but Jane is uncharacteristically unwilling to help.
The Mentalist · S6, E2

2. Black-Winged Redbird

An honourable designer of high-tech drones pays a high price for a fatal mistake; after Red John takes another life, Jane gets his most solid lead yet to the identity of the serial killer.
The Mentalist · S6, E7

7. Great Red Dragon, The

The list of Red John suspects is narrowed to three and the CBI concentrate their full focus on finding out which of them is the serial killer. Jane thinks he knows, but the truth will uncover a bigger lie.
The Mentalist · S6, E5

5. Red Tattoo, The

The murder of a member of the Visualise cult leads Jane to cross swords with another Red John suspect.
The Mentalist · S5, E21

21. Red And Itchy

The former head of the CBI contacts Jane when a mysterious box, which he has had in his possession for nearly a decade, is stolen.
The Mentalist · S7, E13

13. White Orchids

Lisbon accepts Jane's surprise marriage proposal, but a killer's quest for revenge may cost them the happy ending they've worked so hard to achieve.

Guest Appearances