Home Cast Members Mark O’Brien

Mark O’Brien


B: May 7, 1984 in St. John's, Newfoundland

Mark O’Brien began his career performing improv and in local theatre before landing the role of Drake in the CBC mini-series Above and Beyond. He is pictured above in his role as Des Courtney on the hit series Republic of Doyle. He plays Johnny Logan in the series 61st Street.

Features & TV Movies:
VR indicates Direct-to-Video Release

Downward Calling (2005, short)
Patiently Wasting (2008, short)
The One That Got Away (TV-2008)
Epilogue (2008, short)
Heartless Disappearance Into Labrador Seas (2008)
Cut from the Same Cloth (2009)
Quiet at Dawn (2009)
Mum`s the Word (2009, short)
Grown Up Movie Star (2009)

Brad (2010, short)
Snarbuckled (2010, short)
Better People (2012, short)
Beat Down (2012)
Sweetieface (2013, short)
Dennis (2014, short)
The End of Days at Godfrey Global Inventory (2014)
The Dark Stranger (2015)
Len and Company (2015)
How To Plan an Orgy in a Small Town (2015)
Wanderer (2015, short)
Whitehorse (2015, short)
Arrival (2016)
Parallel (2018)
Anon (2018)
Hot It Ends (2018)
The Darkest Mionds (2018)
The Front Runner (2018)
Bad Times at El Royale (2018)
Goalie (2018)
Ready or Not (2019)
Marriage Story (2019)
Hammer (2019)

Blue Bayou (2021)
The Righteous (2021)
Seven Veils (2023)

TV Series – Cast:
Above and Beyond (2006, mini-series)

Republic of Doyle (2010-2014)

Diary of a Deadly P.I. (2012)
Halt and Catch Fire (2015-2017)
The Last Tycoon (2016-2017)
City on a Hill (2019-2021)

Perry Mason (2022)
61st Street (2022)

TV Series – Guest appearances:
Legends and Lore of the North Atlantic (2005)
You’re It (2005)

Warehouse 13 (2011)
Murdoch Mysteries (2012)
This Hour Has 22 Minutes (2013)
Hannibal (2014)

Credits as a Director:
Downward Calling (2005)
Lying Awake (2006)
Pretty Girls (2008)

Kathy (2011, short)
Better People (2012, short)
Sweetieface (2013, short)

How to Plan an Orgy in a Small Town
How to Plan an Orgy in a Small Town poster courtesy of Northern Banner.
Arrival, movie, poster,
Poster for Arrival courtesy of Paramount Pictures.