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Mark St. Cyr
0.6 Popularity
Biography
Mark St. Cyr is an American actor native of Louisiana.
Known For
6.9
Ronan Gaines
Elsbeth
2024
7.2
Dave
The Menu
2022
5.2
Adam
Root Letter
2022
🎬
0.0
Mark
John Doe
2021
7.4
Self
High School Musical: The Musical: The Holiday Special
2020
6.0
Caleb
Triple Threat
2020
8.0
Benjamin Mazzara
High School Musical: The Musical: The Series
2019
6.5
Eric
The Housesitters
2019
6.7
DJ (uncredited)
Going in Style
2017
8.4
Arthur Burton
Chicago P.D.
2014
Credits
Elsbeth
as Ronan Gaines
2024
6.9
The Menu
as Dave
2022
7.2
Root Letter
as Adam
2022
5.2
🎬
John Doe
as Mark
2021
0.0
High School Musical: The Musical: The Holiday Special
as Self
2020
7.4
Triple Threat
as Caleb
2020
6.0
High School Musical: The Musical: The Series
as Benjamin Mazzara
2019
8.0
The Housesitters
as Eric
2019
6.5
Going in Style
as DJ (uncredited)
2017
6.7
Chicago P.D.
as Arthur Burton
2014
8.4
Person of Interest
as Airport Cop
2011
8.1
Law & Order: Special Victims Unit
as Jamal Turner
1999
7.9
🎬
Tender
N/A
0.0