Phoebe Tonkin

After expressing a desire to continue working in Australia in interviews, it was announced on 20 August 2018 that Tonkin was cast in Bloom, to be aired by streaming platform Stan, as a younger version of the character Gwen Reid, the elder version of which will be portrayed by Jacki Weaver.

In May 2018, Tonkin appeared in Jenni Kayne's #findyouruniform fashion campaign alongside Lara Bingle and TyLynn Nguyen.

In addition to attending Chanel events and taking part in several photoshoots in the brand's clothing, Tonkin is a Chanel brand ambassador. For the April 2018 issue of Vogue Australia, Tonkin underwent another photoshoot in partnership with Chanel makeup director Lucia Pica. She was revealed in September 2018 as one of nine women taking part in a digital campaign for Chanel's Gabrielle line of products.

On 15 May 2017, SBS announced that Tonkin had been cast in their new four part drama Safe Harbour about a group of Australians who come across a boat of refugees whilst sailing on vacation. Tonkin revealed the name of her character to be "Olivia" on Instagram. In 2018, she appeared on an episode of The Affair as Delphine, the protégé of an art gallery owner who had an affair with Cole's father.

In September 2017, Tonkin appeared in the ad campaign "Journey To The Wild Side" for Smythson to promote their latest product range.

Tonkin has appeared as the face of New York-based stylist Ilona Hamer's swimwear line "Matteau Swim" from 2015 to 2017 completing 3 seasons with the brand. She also helped launch the lifestyle clothing line for Witchery in 2015.

On 11 January 2013, The CW confirmed that a spin-off series to The Vampire Diaries was in the works, titled The Originals. The series revolves around the Original Vampire family members, and Tonkin would "be heavily featured in the prospective pilot" of the series. The CW confirmed on 13 February that Claire Holt would also join the cast of The Originals, marking the third time Tonkin and Holt have starred together on a show.

In 2012, Tonkin opened a website about health with friend Teresa Palmer called Your Zen Life. In June 2015, Tonkin announced she was stepping down from her involvement in the site due to work commitments.

In January 2011, Tonkin moved to Los Angeles to pursue an international acting career. She was cast in March 2011 as Faye Chamberlain on The CW supernatural drama series The Secret Circle which premiered on 15 September 2011 to over 3.5 million viewers. The series follows a group of young witches who are a part of a secret coven. For her performance, Tonkin has received critical acclaim, with critics referring to her as the break-out star of the series; she was featured on Variety's list of "new faces to watch" and named one of 2011's break-out TV stars by E! Online. The Secret Circle, however, had only one full season as it was cancelled on 11 May 2012.

Tonkin appeared in the music video for Miles Fisher's 2011 single "Don't Let Go".

Tonkin has also appeared on fellow Australian television shows Packed to the Rafters and Home and Away. In September 2010, Tonkin made her film debut starring in the Australian action ensemble film Tomorrow, When the War Began. In the film, which revolves around a group of teenagers waging a guerrilla war against an invading foreign power in their fictional hometown of Wirrawee, she played the role of the rich and uptight Fiona Maxwell. In December 2010, a sequel was announced with Tonkin expected to return, though production of a sequel never came to fruition.

In August 2010, Tonkin was cast in the 3D horror film Bait 3D. Filming took place on Australia's Gold Coast and follows a group of strangers who are trapped in a supermarket after a freak tsunami with a pack of great white sharks. She joined her H2O: Just Add Water co-star Cariba Heine in this film. The film was expected to be released in Australia in September 2012. In August 2012, Tonkin joined the cast of The CW television series, The Vampire Diaries, in the recurring role of Hayley, a friend of Tyler. She joined her co-star from H2O: Just Add Water, Claire Holt, who portrays Rebekah Mikaelson on the show.

In December 2005, Tonkin was cast in the role of Cleo Sertori on the Australian children’s television series H2O: Just Add Water which follows the lives of three teenage girls who turn into mermaids. Tonkin improved on her swimming abilities during the pre-production of the series. The series premiered on 7 July 2006 on Network Ten and has since gone on to be aired to a worldwide audience of more than 250 million. To promote the series she and her co-stars presented the best band award at the Nickelodeon UK Kids' Choice Awards in October 2007. In 2008, Tonkin was nominated for "Best Lead Actress in a Television Series" at the prestigious Australian Film Institute Awards. The series ran for three seasons with the series finale airing on 16 April 2010.

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, Faye Chamberlain in The Secret Circle, and Hayley Marshall in The CW series The Vampire Diaries and its spin-off series The Originals.