Mark St. Cyr is an American actor native of Louisiana.
The Menu
2022 · as Dave
Going in Style
2017 · as DJ (uncredited)
Snare
High School Musical: The Musical: The Holiday Special
2020 · as Self
Root Letter
2022 · as Adam
A Spicy but Not Too Spicy Plumber
2025
Tender
John Doe
2021 · as Mark
The Housesitters
2019 · as Eric
Triple Threat
2020 · as Caleb
