At 40 years old, Lucy Durack has this physical status:
Durack has played the roles of Peggy Sawyer in 42nd Street, Miss Dorothy in the Australian Premiere of Thoroughly Modern Millie, Lois Lane/Bianca in Kiss Me, Kate, Rikki Rose in Respect, Sybil Chase in Noël Coward's Private Lives, and Laurey in Oklahoma!.
Durack's screen credits include the role of Cherry in the feature Goddess, Bunny in Southern Star/UKTV telemovie Dripping in Chocolate, Cassie Bennett on Channel Seven's headLand, All Saints, Rush II, Spicks and Specks, Parlami d'Amore, the Australian feature film Finding Nigel and the worldwide broadcast of the BBC2 Voice of Musical Theatre Competition in Cardiff in which she was a finalist. Durack is a frequent guest presenter on Channel Seven's Absolutely Melbourne. While regularly performing in concert with various orchestras throughout Australia, Durack's cabaret appearances include Immaculate Confection with collaborator Matthew Lee Robinson which toured to Sydney, Melbourne, Perth, Tasmania and the Adelaide Cabaret Festival, All Star Cabaret for the Sydney Theatre Company, Cavalcade for His Majesty's Theatre, Perth, and the 2003 Sydney Cabaret Convention for which she received the Judges' Award.
Durack is known for playing the role of Glinda in the Australian production of Wicked. After previews began in June 2008, the show opened on 12 July at the Regent Theatre in Melbourne. It closed on 9 August 2009, and transferred to the Capitol Theatre in Sydney, where it ran from 5 September 2009 through 26 September 2010. After a short break, Durack began performances on the show's Australian National Tour which began 25 January 2011 in Brisbane (running to 2 April). It moved to Adelaide from 14 April to 4 June 2011, and played Perth from 19 June through 11 September 2011. She has co-starred alongside Amanda Harrison, Jemma Rix, Pippa Grandison, Maggie Kirkpatrick, Bert Newton, Rob Guest, Rob Mills and Anthony Callea.
Durack sang the National Anthem at the AFL Grand Final and at Oaks Day as part of Melbourne's Spring Racing Carnival and performing on Channel 9's Carols By Candlelight and Channel Seven's Carols in the Domain, all as part of the cast of Wicked.
At the end of the Australian tour of Wicked which took place on 11 September 2011 in Perth, Durack moved on from her four-year role of Glinda to Melbourne for rehearsal of the new Australian production of Strange Bedfellows, where she played the role of the mayor's daughter, Faith. Durack passed the role of Glinda onto Suzie Mathers. When Wicked returned to Australia in 2014, Durack once again played the role of Glinda beginning with the Melbourne season in May 2014. In March 2012, it was announced that Durack would play the main character, Elle Woods in the Australian production of Legally Blonde, which also feature her Wicked co-stars Rob Mills and David Harris as Warner Huntington III and Emmett Forrest respectively. The Australian production season began in September 2012 at the Lyric Theatre, Sydney, before opening on 4 October 2012. It then went on to play at the Lyric Theatre in Brisbane from March 2013. It opened in Melbourne at the Princess Theatre in May 2013. Lucy won the Helpmann Award for Best Female Actor in a Musical for her work in Legally Blonde.
Durack completed filming the role of Katie Morgan in the film Now Add Honey in September 2013 playing the fiancée of Hamish Blake and sister of Portia De Rossi.
Durack's debut self-titled album was released on 28 September 2012. Beginning 2017, Durack portrays Glinda the Good Witch in the Australian tour of The Wizard of Oz.
In 2019, Durack was announced as one of the new judges for the ninth season of Australia’s Got Talent alongside Shane Jacobson, Manu Feildel and Nicole Scherzinger and new host Ricki-Lee. However in 2022, it was revealed that Durack would not return to the judging panel for the tenth season. She was replaced by actress and children’s author Kate Ritchie.
In January 2020, Durack portrayed Princess Fiona in the Australian production of Shrek The Musical in Sydney before transferring to Melbourne. However, due to the COVID-19 pandemic, the Melbourne run was cut short, with the final performance being on 26 March.
In August 2020, Durack was revealed to be the 'Cactus' in the second season of The Masked Singer Australia. She was the seventh contestant eliminated from the show, placing 6th overall.