Acting
Olivia Olson
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.
Acting
- 2026Adventure Time: Side QuestsMarceline (voice)20 ep.
- 2023Adventure Time: Fionna and CakeMarceline (voice)9 ep.
- 2022We Baby BearsUrsa (voice)6 ep.
- 2020Adventure Time: Distant LandsMarceline the Vampire Queen / Additional Voices (voice)1 ep.
- 2019Fast & Furious Spy RacersJun (voice)7 ep.
- 2016The Powerpuff GirlsBliss (voice)6 ep.
- 2013Steven UniversePop Singer (voice)1 ep.
- 2010Adventure TimeMarceline the Vampire Queen (voice)279 ep.
- 2007Phineas and FerbVanessa (voice)6 ep.
- 2003The Tracy Morgan ShowJulia1 ep.
Behind the camera
- 2011Inanimate InsanityLyricist, Songs1 ep.
- 2007Phineas and FerbStory, Writer6 ep.
Guest appearances
- 2008Phineas and FerbVanessa (voice), Vennesa the Twi'Lek (voice)4 ep.
- 2023Adventure Time: Fionna and CakeMarceline (voice), Marceline / Celine (voice)9 ep.
- 2023We Baby BearsPegasus (voice), Pegasus / Employee / Goblin (voice), Ursa (voice), Ursa / Voice on TV (voice)6 ep.
- 2019Fast & Furious Spy RacersGuard (voice), Jun, Jun (voice), PizzaRave (voice)7 ep.
- 2020Adventure Time: Distant LandsMarceline the Vampire Queen / Additional Voices (voice)1 ep.
- 2017The Powerpuff GirlsBliss (voice)6 ep.
- 2015Steven UniversePop Singer (voice)1 ep.
- 2006Zoey 101Girl #11 ep.
- 2004The Tracy Morgan ShowJulia1 ep.