Television Porter began her acting career in an episode of
House Gang, a short lived television program. She then had small roles in other Australian television programs in the late 1990s, including
Big Sky,
Wildside and
Water Rats. In 2006, Porter had a leading role in
RAN, an Australian mini-series, which won her a Best Leading Actress in a Television Drama at the
AFI Awards. In late 2007, she appeared in
East West 101, a six-part drama series that aired on
SBS. In 2008, Porter appeared in
East of Everything (a six-part drama series that aired on the ABC) and in the mini-series
Make Or Break (an English and Australian production that aired on
Foxtel's
UKTV). In 2009, Porter appeared on the second seasons of both
East of Everything and
East West 101, and first run
The Jesters and
My Place. In 2010, she appeared on the telemovie
Sisters of War as Kay Parker. In 2011, she appeared in the third, and final season, of
East West 101. In 2012, she appeared on
Channel Ten's mini-series
Bikie Wars: Brothers in Arms. She played Pam Knight in
Puberty Blues from 2012 to 2014. In 2017, Porter was cast in the
Foxtel drama series
Wentworth in the main role Marie Winter; the role was originally portrayed by
Maggie Millar in
Prisoner. Porter first appeared in
Wentworth during the fourth episode of the
sixth season, broadcast on 10 July 2018. She reprised her role as Marie Winter in the
seventh season in 2019, and again in the
eighth and final season which premiered in 2020 and ended in 2021. She made her final appearance in penultimate episode of the final season. In 2024, Porter was named in the cast for ABC drama
Plum. In December 2022, Porter was named in the cast for the new Disney+ series
The Artful Dodger. On 3 February 2025, a cast announcement for the second series of
The Artful Dodger confirmed that Porter would reprise her role as Lady Jane Fox from series one.
Film In 1996, Porter made her film debut in
Idiot Box. In 1997, she starred as Angie in the Australian comedy
Welcome to Woop Woop. In 1999, she had a major role in
Two Hands. In 2000, she starred in the film
Bootmen and in the crime drama film ''
The Monkey's Mask'', which she plays a lesbian private detective who falls in love with a suspect, for which she won the award for 'Best Actress' at the Dallas OUT TAKES festival in 2001. In 2001, she appeared in the Australian movie
Mullet and had a small role in
Star Wars: Episode II – Attack of the Clones. In 2005, Porter had a supporting role in the Australian film
Little Fish. In 2006, she had a role in the film
The Caterpillar Wish which won her Best Supporting Actress in the
AFI Awards. In 2015, Porter starred in
Is This the Real World. Porter appeared in 2022 film
Gold which was filmed in South Australia. In 2023, Porter appeared in the short film
Waves at Bondi's
Flickerfest. In 2024, Porter was announced as part of the cast for the film
Dirty Boy. On 6 August, Porter was announced as part of the cast for the film
Overture. In 2025
Overture would be retitled to The Travelers. In December 2025, Porter was nominated for two AACTA awards for her role in
The Travelers and Apple Cider Vinegar. ==Theatre==