We don't have a biography for Tommy O'Brien yet. Hang in there, or go ahead and contribute one.
Known For
Credits
Cast Credits
Line of Fire (2026)
Starring as Micah Hollingsworth Jr.
(7 episodes)
- Episode 1x07: Guest List (Nov 9, 2026)
- Episode 1x06: Cabin Pressure (Oct 26, 2026)
- Episode 1x05: Cul-de-Sac (Oct 19, 2026)
- Episode 1x04: Paper Trails (Oct 12, 2026)
- Episode 1x03: There Are Two Wolves (Oct 5, 2026)
- Episode 1x02: A Bigger Picture (Sep 28, 2026)
- Episode 1x01: Pilot (Sep 21, 2026)
TODAY with Jenna & Sheinelle (2026)
Guest starring as Tommy O'Brien
- Episode 2x42: Evan Ross Katz, Bill Hader, Daphne Oz (Nov 4, 2026)
Watson (2025)
Guest starring as Zach
(2 episodes)
- Episode 1x06: The Camgirl Inquiry (Mar 16, 2025)
- Episode 1x03: Wait for the Punchline (Feb 23, 2025)
Stumptown (2019)
Guest starring as Charles "Chaz" Wyatt
(4 episodes)
- Episode 1x14: 'Til Dex Do Us Part (Feb 12, 2020) [Co-Star]
- Episode 1x13: The Dex Factor (Feb 5, 2020) [Co-Star]
- Episode 1x12: Dirty Dexy Money (Jan 22, 2020) [Co-Star]
- Episode 1x11: The Past and the Furious (Jan 15, 2020) [Co-Star]
grown-ish (2018)
Guest starring as Phil
(6 episodes)
- Episode 4x18: Empire State of Mind (Mar 24, 2022)
- Episode 4x17: Laugh Now Cry Later (Mar 17, 2022)
- Episode 4x16: Live Your Life (Mar 10, 2022)
- Episode 4x12: Mr. Right Now (Feb 10, 2022)
- Episode 4x09: You Beat Me to the Punch (Sep 2, 2021)
- Episode 3x15: Over My Head (Mar 4, 2021)
Shameless (2011)
Guest starring as Alex
- Episode 10x10: Now Leaving Illinois (Jan 12, 2020) [Co-Star]
Grey's Anatomy (2005)
Guest starring as Young Alex Karev
- Episode 14x15: Old Scars, Future Hearts (Mar 15, 2018)



