Helena Mattsson (born 30 March 1984) is a Swedish actress living and working in Hollywood. Mattsson was born and raised in Stockholm, Sweden, had roles early on in Wild Side Story and other cabarets there, and moved at a young age to London, England, to attend theatre school. When she was 19 years ... old she moved to Hollywood. Her first role was in a short-lived TV series called Sweden, Ohio in 2004. In 2007 she starred in Species: The Awakening, and has been cast in the film You and I. Mattsson also appeared in the music video of Primal Scream's "Country Girl" in 2006. She appeared in the Touchstone Pictures film Surrogates and also in three episodes of the ABC series Desperate Housewives as Irina and in three episodes of Nikita as Cassandra Ovechkin. She played Alexis Blume in the TV series 666 Park Avenue.
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| Organization | Category | Movie |
|---|
666 Park Avenue
as Alexis Blume
Episodes: 13
First Aired: Sep 30, 2012
Betrayal
as Brandy Korskaya
Episodes: 13
First Aired: Sep 29, 2013
Jeff and Some Aliens
as Inga
Episodes: 10
First Aired: Jan 11, 2017
The Rookie
as Ashley McGrady
Episodes: 5
First Aired: Oct 16, 2018
American Horror Story
as Agnetha
Episodes: 4
First Aired: Oct 05, 2011
Desperate Housewives
as Irina Kosokov
Episodes: 3
First Aired: Oct 03, 2004
Nikita
as Cassandra Ovechkin
Episodes: 3
First Aired: Sep 09, 2010
Fargo
as Jemma Stalone
Episodes: 2
First Aired: Apr 15, 2014
Cold Case
as Kateryna Yechenko
Episodes: 1
First Aired: Sep 28, 2003
CSI: NY
as Lauren Redgrave
Episodes: 1
First Aired: Sep 22, 2004
CSI: Crime Scene Investigation
as Rebecca 'Becca' Mayford
Episodes: 1
First Aired: Oct 06, 2000
Two and a Half Men
as Ingrid
Episodes: 1
First Aired: Sep 22, 2003
Rules of Engagement
as Martina
Episodes: 1
First Aired: Feb 05, 2007
Magnum P.I.
as Megan McGrady
Episodes: 1
First Aired: Sep 24, 2018
NCIS: Los Angeles
as Johanna
Episodes: 1
First Aired: Sep 22, 2009
The Mentalist
as Elsa Struven
Episodes: 1
First Aired: Sep 23, 2008
Breakout Kings
as Heather Storrow
Episodes: 1
First Aired: Mar 06, 2011
Tacoma FD
as Ulsa
Episodes: 1
First Aired: Mar 25, 2019
Legend of the Seeker
as Salindra
Episodes: 1
First Aired: Nov 01, 2008
The Defenders
as Tawney
Episodes: 1
First Aired: Sep 22, 2010
Twilight of the Gods
as Angboda (voice)
Episodes: 1
First Aired: Sep 19, 2024
CSI: Miami
Episodes: 1
First Aired: Sep 23, 2002
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