Acting · Brampton, Ontario, Canada · Born March 9, 1991
Brenna O'Brien (born March 9, 1991) is a Canadian actress. She is best known for voicing Rin in the anime series Inuyasha. O'Brien was in the original pilot of The Middle in 2007 also starring Ricki Lake and Atticus Shaffer. This pilot was then re-created in 2009 with the current cast. O'Brien began her acting career at age 9, performing in local theatre productions and school plays. Her first film role was in Scooby-Doo 2: Monsters Unleashed at the age of 12 and from there went on to guest star in such films and televisions shows such as Supernatural as the NSA demon secretary Cecily, Stargate SG-1, Meghan in Zixx: Level Two, X-Men: The Last Stand, Phantom Racer and Girl in Progress. She is an accomplished voice over actor, having worked as a guest star as well as lead roles in several anime series, including Inuyasha, Hamtaro, Gundam SEED Destiny, and Elemental Gelade. She was a lead voice in Marvel’s animated feature Next Avengers: Heroes of Tomorrow, Marvel series Iron Man: Armored Adventures and Nintendo’s Dragalia Lost.
MovieBuying Back My Daughter
2023
as Lori
MovieMatchMaker Mysteries: A Fatal Romance
2020
as Caroline Higgins
MovieMystery 101: An Education in Murder
2020
as Ella Quincy
MovieAurora Teagarden Mysteries: A Very Foul Play
2019
as Monica Swanson
MovieUnforgotten
2017
as Nurse
MovieMurder, She Baked: A Deadly Recipe
2016
as Carly Winters
MovieGarage Sale Mystery: The Deadly Room
2015
as Tina
MovieThe 12 Disasters of Christmas
2012
as Elizabeth
MovieGirl in Progress
2012
as Valerie
TVR. L. Stine's The Haunting Hour
2010
as Samantha
MovieCharlie St. Cloud
2010
as Girl in Toy Store
TVLife Unexpected
2010
as Courtney
MovieFear Island
2009
as Regina
MoviePhantom Racer
2009
as Jesse
MovieWhat Goes Up
2009
as Diminutive Girl
TVKnights of Bloodsteel
2009
as Talia
MovieGym Teacher: The Movie
2008
as Morgan
MovieNext Avengers: Heroes of Tomorrow
2008
as Torunn (voice)
TVTin Man
2007
as Ella-B Bedose
MovieBeneath
2007
as Christy at 14 years old
MoviePerfect Child
2007
as Older Girl
MovieThe Screwfly Solution
2006
as Amy
MovieMax Havoc: Ring of Fire
2006
as Valentine
TVPsych
2006
as Heather
MovieX-Men: The Last Stand
2006
as Minivan Daughter
TVMerlin's Apprentice
2006
as Young Brianna
TVMasters of Horror
2005
as Amy
TVSupernatural
2005
as Cecily
TVElemental Gelade
2005
as (voice)
MovieScooby-Doo 2: Monsters Unleashed
2004
as Buttercup Scout
TVZixx
2004
TVThe Dead Zone
2002
as Little Julia
MovieZombie Bloodbath 3: Zombie Armageddon
2000
as Teacher Zombie
MovieThe Shivers
1998
as Skylar
MovieWhispers in the Gloom
1998
as Alien Scientist
TVStargate SG-1
1997
as Adria - Age 12
MovieVampire Holocaust
1997
as Leather
