John O'Brien is an actor.
John O'Brien appears in: Grey's Anatomy (2005), Pretty Little Liars (2010) and Godzilla (2014), among others.
Known for
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- 44min
- Seasons: 7
- Episodes: 161
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- 45min
- Seasons: 7
- Episodes: 155
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- 50min
- Seasons: 7
- Episodes: 92
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- 45min
- Seasons: 11
- Episodes: 217
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- 25min
- Seasons: 6
- Episodes: 110
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- Seasons: 5
- Episodes: 101
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- 25min
- Seasons: 7
- Episodes: 151
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- 25min
- Seasons: 7
- Episodes: 86
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- 45min
- Seasons: 17
- Episodes: 339
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- 22min
- Seasons: 6
- Episodes: 112
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- 55min
- Seasons: 2
- Episodes: 16
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- 45min
- Seasons: 6
- Episodes: 78
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- 24min
- Seasons: 6
- Episodes: 117
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- 25min
- Seasons: 11
- Episodes: 246
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- 45min
- Seasons: 7
- Episodes: 130
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- 45min
- Seasons: 5
- Episodes: 112
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- 45min
- Seasons: 4
- Episodes: 85
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- 25min
- Seasons: 7
- Episodes: 163
Four friends band together against an anonymous foe who threatens to reveal their darkest secrets, while also investigating the disappearance of their best friend.
Inside the lives of staffers in the West Wing of the White House.
A drama about one of New York's most prestigious ad agencies at the beginning of the 1960s, focusing on one of the firm's most mysterious but extremely talented ad executives, Donald Draper.
Two F.B.I. Agents, Fox Mulder the believer and Dana Scully the skeptic, investigate the strange and unexplained, while hidden forces work to impede their efforts.
A suspended lawyer is forced to enroll in a community college with an eccentric staff and student body.
Boston Legal is a spin-off of the long-running David E. Kelley series The Practice (1997), following the exploits of former Practice character Alan Shore (James Spader) at the legal firm of Crane, Poole, and Schmidt.
A gifted young teen tries to survive life with his dimwitted, dysfunctional family.
A single-camera comedy featuring three friends who work together as telemarketers from 9 to 5, and live together from 5 to 9.
A group of criminal profilers who work for the FBI as members of its Behavioral Analysis Unit (BAU) using behavioral analysis and profiling to help investigate crimes and find the suspect known as the unsub.
A look at the lives of employees at a big box store.
In booming 1932 Los Angeles, a down-and-out defense attorney takes on the case of a lifetime.
A vapid aspiring model killed in a car crash gets brought back to life as an intelligent, overweight lawyer, hoping to find the meaning of inner beauty.
A young Ob/Gyn doctor balances her personal and professional life, surrounded by quirky co-workers in a small office.
Gay lawyer Will and straight interior designer Grace share a New York City apartment. Their best friends are gleeful and proud gay Jack and charismatic, filthy-rich, amoral socialite Karen.
Suburban mom Allison DuBois attempts to balance family life with solving mysteries using her special gift. The dead send her visions of their deaths or other crimes while she sleeps.
Follows the personal and professional life of lawyer Ally.
Smart but wholesome Betty embraces her unique appearance and independent attitude in the cutthroat world of New York fashion.
Sabrina is a normal teenager, except for one thing - she's a witch. Guided by her aunts, who come from a long line of witches, and Salem, a mischievous warlock doing penance as a cat, Sabrina continually struggles to harness her powers.