In 2002, she landed the minor television role of "Merle" in the series
Egoli: Place of Gold. In 2003 she acted in another minor role in the series
Song vir Katryn. In the same year, she made her feature film debut, portraying the supportive character of "Bank 3 Female Bank Teller" in the action/crime film
Stander. Her role received huge popularity, and she continued to portray the character for 8 years, until stepping down in 2016. In both 2010 and 2013, she won the YOU Spectacular Award for Best Actress for this role. In 2009, she won the ATKV Feather award for Best Actress. In 2012, she starred in the film
Semi-Soet directed by Joshua Rous. In 2016, she started lecturing at AFDA in Cape Town and in 2019, she was appointed as the Dean of the campus. She is also the co-owner of the media production company, "Jester Productions". In the same year, she appeared in the film
Sink directed by AFDA alumnus Brett Michael Inne. The film won several awards at many film festivals and also received critics acclaim. Then in 2017, she acted in the film
Raaiselkind and then
Susters in 2018, both became blockbusters. In 2021, she joined the
kykNET anthology series
Spoorloos for its third installment
Steynhof as Joey Steyn. In 2025, Diaan stepped down from her role as Dean of the AFDA Cape Town campus to pursue the role of national CEO of
AFDA, The School for the Creative Economy. ==Filmography==