Olivia Olson
Acting·May 21, 1992 — 34 years old·Los Angeles, California, USA
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.
Known For
Love Actually
2003·7.1
Adventure Time
2010·8.5
Fast & Furious Spy Racers
2019·7.0
Steven Universe
2013·8.4
Zoey 101
2005·8.1
Phineas and Ferb
2007·7.9
Adventure Time: Distant Lands
2020·8.2
Phineas and Ferb the Movie: Candace Against the Universe
2020·7.2
Adventure Time: Fionna and Cake
2023·8.6
We Baby Bears
2022·7.3
Red Nose Day Actually
2017·7.0
Phineas and Ferb: Star Wars
2014·7.2
Filmography · 23
2026Adventure Time: Side QuestsTVMarceline (voice)2023Adventure Time: Fionna and CakeTVMarceline / Celine (voice) · Marceline (voice)2022The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer SpecialSelf2022We Baby BearsTVUrsa (voice) · Pegasus / Employee / Goblin (voice) · Ursa / Young Cassi (voice) · Ursa / Voice on TV (voice) · Pegasus (voice)2020The GloriasSusanne Steinem (uncredited)2020GrapefruitGrapefruit2020Adventure Time: Distant LandsTVMarceline the Vampire Queen / Additional Voices (voice)2020Phineas and Ferb the Movie: Candace Against the UniverseVanessa Doofenshmirtz (voice)2019Fast & Furious Spy RacersTVPizzaRave (voice) · Jun · Guard (voice) · Jun (voice) · PizzaRave / Jun (voice)2017Red Nose Day ActuallyJoanna2016The Powerpuff GirlsTVBliss (voice)2015Phineas and Ferb: Last Day of SummerVanessa (voice)2014Phineas and Ferb: Night of the Living PharmacistsVanessa Doofenshmirtz (voice)2014Phineas and Ferb: Star WarsVanessa the Twi'Lek (voice)2013Steven UniverseTVPop Singer (voice)2012Adventure Time: Fun With Finn And JakeMarceline the Vampire Queen (voice)2012Voice OverLittle Girl2010Phineas and Ferb: Summer Belongs to You!Vanessa Doofenshmirtz (voice)2010Adventure TimeTVMarceline the Vampire Queen (voice)2007Phineas and FerbTVVennesa the Twi'Lek (voice) · Vanessa (voice) · Writer · Story2005Zoey 101TVGirl #12003The Tracy Morgan ShowTVJulia2003Love ActuallyJoanna Anderson