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Olivia Olson

Acting

Olivia Olson

Born
(age 34)
Birthplace
Los Angeles, California, USA
Credits
22 titles

Biography

Olivia Rose Olson (born May 21, 1992) is an American actress and singer-songwriter, mostly known for her voice roles as Vanessa Doofenshmirtz in Phineas and Ferb and Marceline the Vampire Queen in Adventure Time. She also played the character of Joanna in the 2003 film Love Actually and its 2017 short sequel Red Nose Day Actually.

Latest project Best work, ranked IMDb

Signature work

Known For

Acting credits 21

YearTitleRole
2026 Adventure Time: Side Quests TV Marceline (voice) (20 ep)
2025 Teller's Camp Film Sadie O'Leary
2023 Adventure Time: Fionna and Cake TV Marceline / Celine (voice), Marceline (voice) (3 ep)
2022 The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer Special Film Self
2022 We Baby Bears TV Ursa (voice), Pegasus / Employee / Goblin (voice), Ursa / Young Cassi (voice), Ursa / Voice on TV (voice), Pegasus (voice) (2 ep)
2020 The Glorias Film Susanne Steinem (uncredited)
2020 Grapefruit Film Grapefruit
2020 Adventure Time: Distant Lands TV Marceline the Vampire Queen / Additional Voices (voice) (1 ep)
2020 Phineas and Ferb the Movie: Candace Against the Universe Film Vanessa Doofenshmirtz (voice)
2019 Fast & Furious Spy Racers TV Jun, PizzaRave (voice), Jun (voice), Guard (voice), PizzaRave / Jun (voice) (1 ep)
2017 Red Nose Day Actually Film Joanna
2016 The Powerpuff Girls TV Bliss (voice) (6 ep)
2014 Phineas and Ferb: Star Wars Film Vanessa the Twi'Lek (voice)
2013 Steven Universe TV Pop Singer (voice) (1 ep)
2012 Adventure Time: Fun with Finn and Jake Film Marceline the Vampire Queen (voice)
2012 Voice Over Film Little Girl
2010 Adventure Time TV Marceline the Vampire Queen (voice) (279 ep)
2007 Phineas and Ferb TV Vennesa the Twi'Lek (voice), Vanessa (voice) (1 ep)
2005 Zoey 101 TV Girl #1 (1 ep)
2003 The Tracy Morgan Show TV Julia (1 ep)
2003 Love Actually Film Joanna Anderson

Crew credits 2

YearTitleJob
2011 Inanimate Insanity TV Lyricist, Songs (1 ep)
2007 Phineas and Ferb TV Writer, Story (6 ep)
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