Quick Facts
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Credits:
12 Total Roles
Dan O'Brien
Acting
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Biography
Dan O'Brien is an actor, known for Whitney (2011), Grand Theft Auto IV (2008) and The Delray Story (2011). He graduated from the University of Notre Dame in 1999.
Known For
Grey's Anatomy
Keith Gardner
How I Met Your Mother
Meeker
Law & Order
Delray
The Affair
Seth
American Housewife
Daniel
Gunslingers
Josh
Whitney
Mark
Descendent
Christian
Full Filmography
| Year | Title | Role |
|---|---|---|
| 2025 | Descendent MOVIE | Christian |
| 2025 | Gunslingers MOVIE | Josh |
| 2018 | Occupant MOVIE | Frank |
| 2017 | Brand New Old Love MOVIE | Thom |
| 2016 | American Housewife TV | Daniel |
| 2015 | Astraea MOVIE | James |
| 2014 | The Affair TV | Seth |
| 2011 | Whitney TV | Mark |
| 2005 | How I Met Your Mother TV | Meeker |
| 2005 | Grey's Anatomy TV | Keith Gardner |