Mark Hengst

Mark Hengst is an actor.

THE MENTALISTS1, E10

Red Brick Ivy

When a leading scientific researcher is killed by poisoning, Patrick Jane takes a personal interest in the case when he learns the prime suspect is the victim's wife - and Jane's former psychiatrist.
CHICAGO FIRES4, E3

I Walk Away

The investigation of Chief Boden intensifies, so the pressure is on Firehouse 51 to find evidence that could clear his name.
CHICAGO FIRES4, E8

When Tortoises Fly

Patterson questions Boden's ability to lead the firehouse as the trial approaches; Brett and Chili find an unconscious man in a garden; Otis tries to fill his social calendar.
RIZZOLI & ISLESS5, E11

If You Can't Stand The Heat

A man's body is found in a bathtub, and the investigation reveals that not only was he strangled to death, but he was also a millionaire.
CHICAGO FIRES4, E9

Short and Fat

Patterson steps in as chief, and Dawson becomes a target of the conspiracy. Also, an act of violence changes Firehouse 51 forever.