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Olivia Olson
Acting

Olivia Olson

May 21, 1992 (age 34)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.

Filmography

Love Actually poster

Love Actually

as Joanna Anderson

7.1•2003

Love Actually

as Joanna Anderson

Teller's Camp poster

Teller's Camp

as Sadie O'Leary

5.2•2025

Teller's Camp

as Sadie O'Leary

The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer Special poster

The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer Special

as Self

7.0•2022

The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer Special

as Self

The Glorias poster

The Glorias

as Susanne Steinem (uncredited)

6.5•2020

The Glorias

as Susanne Steinem (uncredited)

Grapefruit poster

Grapefruit

as Grapefruit

2020

Grapefruit

as Grapefruit

Phineas and Ferb the Movie: Candace Against the Universe poster

Phineas and Ferb the Movie: Candace Against the Universe

as Vanessa Doofenshmirtz (voice)

7.2•2020

Phineas and Ferb the Movie: Candace Against the Universe

as Vanessa Doofenshmirtz (voice)

Red Nose Day Actually poster

Red Nose Day Actually

as Joanna

7.0•2017

Red Nose Day Actually

as Joanna

Phineas and Ferb: Star Wars poster

Phineas and Ferb: Star Wars

as Vanessa the Twi'Lek (voice)

7.1•2014

Phineas and Ferb: Star Wars

as Vanessa the Twi'Lek (voice)

Adventure Time: Fun with Finn and Jake poster

Adventure Time: Fun with Finn and Jake

as Marceline the Vampire Queen (voice)

2012

Adventure Time: Fun with Finn and Jake

as Marceline the Vampire Queen (voice)

Voice Over poster

Voice Over

as Little Girl

2012

Voice Over

as Little Girl