Mark O'Brien

Known For

▶

★ 7.6

Nuremberg

2025 · Drama

+ Watchlist

▶

★ 7.7

Marriage Story

2019 · Drama

+ Watchlist

▶

★ 7.1

Ready or Not

2019 · Comedy

+ Watchlist

▶

★ 6.8

Bad Times at the El Royale

2018 · Crime

+ Watchlist

▶

★ 7.0

The Darkest Minds

2018 · Action

+ Watchlist

▶

★ 5.3

How It Ends

2018 · Action

+ Watchlist

Acting Credits

• Nuremberg 2025 — Colonel John Amen
• Marriage Story 2019 — Carter Mitchum
• Ready or Not 2019 — Alex
• Bad Times at the El Royale 2018 — Larsen Rogers
• The Darkest Minds 2018 — Rob Meadows
• How It Ends 2018 — Jeremiah
• Arrival 2016 — Captain Marks