Editing Colm Meaney (section)

===Television===
{| class = "wikitable sortable"
|-
! Year
! Title
! Role
! class = "unsortable" | Notes
|-
| 1973
| ''Thursday Play Date''
| Freddie
| Episode: "Hatchet"
|-
| 1978
| ''[[Z-Cars]]''
| McGlin
| Episode: "Pressure"
|-
| 1981
| ''[[Die Rosen von Dublin|Les roses de Dublin]]''
| Michael Kavanaugh
| Main role,<br /> 6 episodes
|-
| rowspan=2|1982
| ''[[Play for Tomorrow]]''
| Kevin Murphy
| Episode: "Easter 2016"
|-
| ''[[Strangers (1978 TV series)|Strangers]]''
| Smollett
| Episode: "Charlie's Brother's Birthday" (Part 1)
|-
| 1986
| ''[[Moonlighting (TV series)|Moonlighting]]''
| Katharina Suitor
| Episode: "Atomic Shakespeare"
|-
| rowspan=2|1987
| ''[[Remington Steele]]''
| Man in Tavern
| Episode: "Steele Hanging in There: Part 2"
|-
| ''[[Tales from the Darkside]]''
| Constable
| Episode: "Beetles"
|-
| 1987–1989
| ''[[One Life to Live]]''
| Alf
| Unknown episodes
|-
| 1987–1992, 1994
| ''[[Star Trek: The Next Generation]]''
| [[Miles O'Brien (Star Trek)|Chief Miles O'Brien]]
| Main role,<br /> 52 episodes
|-
| rowspan=2|1990
| ''[[Equal Justice (TV series)|Equal Justice]]''
| Nucchi
| Episode: "The Art of the Possible"
|-
| ''[[Father Dowling Mysteries]]''
| Ernie
| Episode: "The Undercover Nun Mystery"
|-
| rowspan=2|1991
| ''[[The New Adam-12]]''
| Father
| Episode: "Panic in Alverez Park"
|-
| ''[[MacGyver (1985 TV series)|MacGyver]]''
| Dr. Irwin Malcolm
| Episode: "Good Knight MacGyver: Part 1"
|-
| 1992
| ''[[Jack's Place (TV series)|Jack's Place]]''
| Mikey Ford
| Episode: "Forever"
|-
| rowspan=3|1993
| ''[[Dr. Quinn, Medicine Woman]]''
| Jake Slicker
| Episode: "Dr. Quinn, Medicine Woman"
|-
| ''[[Screen Two]]''
| Dessie Curley
| Episode: "The Snapper"
|-
| ''[[Brooklyn Bridge (TV series)|Brooklyn Bridge]]''
| Mr. Kramer
| Episode: "Good as Gold"
|-
| 1993–1999
| ''[[Star Trek: Deep Space Nine]]''
| Chief Miles O'Brien
| Main role,<br /> 173 episodes
|-
| 1994
| ''[[Scarlett (TV miniseries)|Scarlett]]''
| Father Colum O'Hara
| 2 episodes
|-
| 1996
| ''[[Gargoyles (TV series)|Gargoyles]]''
| Mr. Dugan (voice)
| Episode: "The Hound of Ulster"
|-
| 1999
| ''[[The Magical Legend of the Leprechauns]]''
| Seamus Muldoon
| 2 episodes
|-
| 2002
| ''[[Random Passage]]''
| Thomas Hutchings
| Miniseries<br/>Nominated – [[2002 Gemini Awards|Gemini Award for Best Performance by an Actor in a Leading Role in a Dramatic Program or Mini-Series]]
|-
| 2004
| ''[[The Murdoch Mysteries]]''
| Inspector Brackenreid
| 2 episodes
|-
| 2004–2006
| ''[[Stargate Atlantis]]''
| [[List of Stargate Atlantis characters#Genii|Chief Cowen]]
| 3 episodes
|-
| 2005
| ''[[Law & Order: Criminal Intent]]''
| Judge Harold Garrett
| Episode: "[[In the Wee Small Hours (Law & Order: Criminal Intent episode)|In the Wee Small Hours]]"
|-
|rowspan=2|2006
| ''[[The Unit]]''
| Charge D'Affaires
| Episode: "Security"
|-
| ''[[Covert One: The Hades Factor]]''
| Peter Howell
| 2 episodes
|-
| 2007
| ''[[Men in Trees]]''
| Bob O'Donnell
| 2 episodes
|-
| 2008
| ''[[Law & Order]]''
| Wyatt Landon
| Episode: "Lost Boys"
|-
| rowspan=5|2009
| ''[[ZOS: Zone of Separation]]''
| George Titac
| Main role,<br /> 8 episodes
|-
| ''[[The Simpsons]]''
| Tom O'Flanagan (voice)
| Episode: "[[In the Name of the Grandfather]]"
|-
| ''[[Life on Mars (British TV series)|Life on Mars]]''
| Lieutenant Gene Hunt
| Episode: "Unaired Pilot"
|-
| ''[[Mercy (TV series)|Mercy]]''
| Dr. Parks
| Episode: "I Believe You Conrad"
|-
| ''[[Alice (TV miniseries)|Alice]]''
| [[King of Hearts (Alice's Adventures in Wonderland)|King of Hearts]]
| 2 episodes
|-
| 2011–2016
| ''[[Hell on Wheels (TV series)|Hell on Wheels]]''
| [[Thomas C. Durant|Thomas "Doc" Durant]]
| Main role,<br /> 52 episodes<br/>Nominated – [[Saturn Award for Best Supporting Actor on Television]] (2013)<br />Nominated – [[Irish Film & Television Academy|Irish Film & Television Award]] for Best Actor TV (2013)
|-
| 2014
| ''[[The Driver (TV series)|The Driver]]''
| The Horse
| 3 episodes
|-
| 2015
| ''[[Childhood's End (miniseries)|Childhood's End]]''
| Wainwright
| Episode: "The Overlords"<ref>{{cite web|url=https://deadline.com/2015/01/colm-meaney-charlotte-nicdao-cast-childhoods-end-miniseries-syfy-1201342058/|title='Hell On Wheels' Star Colm Meaney Cast In 'Childhood's End On Syfy - Deadline|author=The Deadline Team|work=Deadline|date=12 January 2015 }}</ref>
|-
| 2017
| ''[[Will (TV series)|Will]]''
| [[James Burbage]]
| Main role,<br /> 10 episodes
|-
|rowspan=2|2020
| ''[[Gangs of London (TV series)|Gangs of London]]''
| Finn Wallace
| Main role,<br /> 8 episodes
|-
| ''[[The Singapore Grip (TV series)|The Singapore Grip]]''
| Brendan Archer
| Main role,<br /> 6 episodes
|-
| 2021
| ''[[It's Always Sunny in Philadelphia]]''
| Shelley Kelly
| 2 episodes
|-
| 2021
| ''Fúria''
| Michael
| 2 episodes
|-
| 2022
| ''[[The Serpent Queen]]''
|[[Francis I of France|King Francis I]]
|4 episodes
|-
| 2023
| ''Scary Tales of New York''
| Storyteller
| Main role,<br /> 6 episodes
|-
| 2023
| ''[[The Santa Clauses|The Santa Stories]]''
| Bill
| Episode: "The Note"
|-
| 2025
| ''[[Safe Harbor (upcoming TV series)|Safe Harbor]]''
| Kieran Walsh
| Main role,<br /> 8 episodes
|-
|}