Her breakthrough role was playing a trapeze artist in the Australian children's television series High Flyers at the age of 15.

Piesse attended a Rudolf Steiner School in Australia where she developed a love for the performing arts and honed her skills as a singer/songwriter.

She then went on to play Alicia in Horace and Tina, had a recurring role in Stingers, and guest starred in Blue Heelers and Last Man Standing.

[2] When first approached about returning to the Star Wars universe by the show's director Deborah Chow, Piesse was not actively pursuing acting roles; she and her husband were living in Europe, focused on dealing with their exit from ESP/NXIVM.

He introduced her to several songwriters including Jack Tempchin, Eric Kaz, Bonnie Hayes, and JD Souther, with whom she co-wrote some of the songs for her debut album The Deep End.

Piesse recorded a cover of Dream State (Brighter Night) by Son Lux for opening credits of The Vow.

[5] Their departure from the cult is documented in The Vow, a documentary series for HBO directed by Jehane Noujaim and Karim Amer.