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.
Filmography
Adventure Time
Phineas and Ferb
Steven Universe
Adventure Time: Fionna and Cake
We Baby Bears
Zoey 101
Fast & Furious Spy Racers
Adventure Time: Distant Lands
The Powerpuff Girls
Love Actually
The Tracy Morgan Show
Phineas and Ferb the Movie: Candace Against the Universe
Red Nose Day Actually
Phineas and Ferb: Star Wars
Phineas and Ferb: Summer Belongs to You!
The Glorias
Phineas and Ferb: Last Day of Summer
Phineas and Ferb: Night of the Living Pharmacists
The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer Special
Voice Over
Grapefruit
Adventure Time: Come Along With Me
No Image
Adventure Time: Fun With Finn And Jake