Phoebe Jane Elizabeth Tonkin (born 12 July 1989) is an Australian actress and model. She is best known for portraying Cleo Sertori in H2O: Just Add Water, Fiona Maxwell in Tomorrow, When the War Began and Faye Chamberlain in The Secret Circle. Tonkin's first television appearance was on the Australian teen show H2O: Just Add Water, where she played one of the main characters, Cleo Sertori. While not a strong swimmer, she worked to improve her abilities during pre-production of the show. On 20 October 2007, Tonkin appeared on the Nickelodeon UK Kids' Choice Awards, where she presented the award for best band alongside H2O co-stars Claire Holt and Cariba Heine. Her other credits include appearances on the Australian series Packed to the Rafters and the film Tomorrow, When the War Began, and guest starred on Home and Away in 2010. She has appeared in various commercials, including ones for Vauxhall Motors and Chic Management. Tonkin stars as Faye Chamberlain in the CW series The Secret Circle, which premiered on 15 September 2011. She also models, and has been in various photo shoots for catalogues and magazines such as Girlfriend, Teen Vogue, and Dolly.

The 8th Day
Eve
2024

Kid Snow
Sunny
2024

Boy Swallows Universe
Frances Bell · (7 episodes)
2024

Night Shift
Gwen Taylor
2023

Transfusion
Justine
2023

Babylon
Jane Thornton
2022

We Are Gathered Here Today
Brenda Stone
2022

The Place of No Words
Phoebe
2019

Bloom
Young Gwen · (12 episodes)
2019

Final Stop
The Girl
2018

Safe Harbour
Olivia · (4 episodes)
2018

Pillow Talk
Sonja · (1 episode)
2017

Westworld
Penny · (2 episodes)
2016

Cul-de-Sac
Mother
2016

Take Down
Amy Tilton
2016

The Ever After
Mabel
2015

The Affair
Delphine · (1 episode)
2014

Stalker
Nicole Clark · (1 episode)
2014

The Originals
Hayley Marshall · (85 episodes)
2013

Bait
Jaimie
2012

The Secret Circle
Faye Chamberlain · (22 episodes)
2011

Tomorrow, When the War Began
Fiona Maxwell
2010

The Vampire Diaries
Hayley Marshall · (8 episodes)
2009

H2O: Just Add Water: Metamorphosis
Cleo Sertori
2009

Packed to the Rafters
Lexi · (3 episodes)
2008

H2O: Just Add Water
Cleo Sertori · (78 episodes)
2006

Home and Away
Adrian Hall · (7 episodes)
1988