Mark St. Cyr is an American actor native of Louisiana.
Law & Order: Special Victims Unit
as Jamal Turner
Chicago P.D.
as Arthur Burton
Person of Interest
as Airport Cop
Elsbeth
as Ronan Gaines
The Menu
as Dave
High School Musical: The Musical: The Series
as Benjamin Mazzara
Going in Style
as DJ (uncredited)
High School Musical: The Musical: The Holiday Special
as Self
The Housesitters
as Eric
Root Letter
as Adam
Triple Threat
as Caleb
