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.
Known for
Adventure Time
2010
Phineas and Ferb
2007
Phineas and Ferb
2007
Steven Universe
2013
We Baby Bears
2022
We Baby Bears
2022
We Baby Bears
2022
We Baby Bears
2022
We Baby Bears
2022
Fast & Furious Spy Racers
2019
Fast & Furious Spy Racers
2019
Fast & Furious Spy Racers
2019
Fast & Furious Spy Racers
2019
Fast & Furious Spy Racers
2019
Adventure Time: Fionna and Cake
2023
Adventure Time: Fionna and Cake
2023
The Powerpuff Girls
2016
Zoey 101
2005
Love Actually
2003
Adventure Time: Distant Lands
2020
Phineas and Ferb the Movie: Candace Against the Universe
2020
Adventure Time: Side Quests
2026
Phineas and Ferb: Star Wars
2014
The Tracy Morgan Show
2003