Known for Acting

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.
2010
as Girl in Toy Store
2008
as Torunn (voice)
2004
as Buttercup Scout
2019
as Monica Swanson
2016
as Carly Winters
2015
as Tina
2007
as Christy at 14 years old
2009
as Diminutive Girl
2009
as Regina
2009
as Jesse
2012
as Valerie
2020
as Ella Quincy
2006
as Valentine
2008
as Morgan
2012
as Elizabeth
2006
as Amy
2020
as Caroline Higgins
2023
as Lori
2006
as Minivan Daughter
2017
as Nurse