Natasha was introduced to Neighbours along with her father, Michael Williams (Sandy Winton) and she made her debut screen appearance during the episode broadcast on 5 May 2010.
Natasha casually dates Ivan DeMarco (Ben Knight) and in a bid to appear more mature, she sends him naked photos of herself.
Other storylines have seen Natasha trying to achieve her dream of becoming a model, making sure she remains popular at school, coping with her father's relationships and discovering the truth about her mother's death.
[2] Shortly after her casting was announced, Novakovic revealed that the role of Natasha was her first acting job and that while she would always be interested in architecture, she really wanted to enjoy the experience on Neighbours.
[19] Following an incident in which Natasha sprays graffiti around Ramsay Street, Michael disowns his daughter and ignores her attempts to get back in his good books.
[22] The Neighbours official website said Emilia's arrival would dig up a lot of secrets and she plays a "pivotal role in Natasha's teenage angst.
[9] Novakovic said that Natasha believes the relationship between her neighbours, Susan (Jackie Woodburne) and Karl Kennedy (Alan Fletcher), is something to be inspired by.
Natasha sees the smoke and calls her father and the emergency services before entering the house to rescue Summer, unaware Andrew is also there.
During an interview with Digital Spy, Novakovic explained that Natasha is reminded of why she fell for Andrew in the first place, especially when she sees his gentle side.
[14] In June 2011, Inside Soap reported that Natasha would "hook up" with Ivan DeMarco (Ben Knight), an older man she meets while out clubbing.
[34] Of the situation, a Neighbours insider told the paper "Tash doesn't think of the consequences when she takes a series of very naughty pictures of herself to send to Ivan.
[39] The following month, it was announced that Sebastian Gregory had joined the cast of Neighbours as "maths genius" Ed Lee, Natasha's new love interest.
"[15] During her first interview since announcing her departure, Novakovic explained that her main reasons for leaving Neighbours were to try other things and explore different characters.
Natasha clashes with Summer and starts a rumour that her boyfriend, Chris Pappas (James Mason), bought the basketball team captaincy.
The schools English teacher, Libby Kennedy (Kym Valentine), discovers Natasha is hiding her maths skills and makes her join the Mathletes as a punishment.
Natasha becomes head of the school social committee and she bullies the other members, in particular Sophie Ramsay (Kaiya Jones), into voting for the things she wants.
Natasha is thrown off the Mathletes team and Lisa Devine (Sophie Tilson) takes her place as the most popular girl in the school.
However, she learns that Michael caught Summer cheating on her exam the day he collapsed and falls out with her friends, as they let her blame herself for what happened.
She competes with Kate Ramsay (Ashleigh Brewer) for a job at Charlie's and Celeste McIntyre (Cassandra Magrath) gives them both a two-week trial.
When Michael informs her that he is selling the house, Natasha tries to put off potential buyers and decides to sabotage Kate's chances of getting the job at Charlie's.
Celeste gives Natasha the waitressing job at Charlie's and she moves in with Summer and Karl Kennedy (Alan Fletcher), after her house is sold.
Natasha meets Ed Lee (Sebastian Gregory) at Charlie's and offers to help him solve a maths equation, but he dismisses her.
They decide to play a game of Blackjack with a group of guys at Charlie's, but are forced to stop when a couple of police officers walks in.
During a car journey to the city with her friends, Natasha learns that Andrew faked her signature to sell the app behind her back and an argument breaks out.
Andrew tries to stop Natasha from calling the police and he bumps Chris' arm, causing him to lose control of the car and crash.
[45] A writer for Holy Soap said Natasha's most memorable moment was "Showing she could be a heroine as she rushed to rescue her friends from the Ramsay Street fire.
[47] A reporter from The Sun-Herald branded Natasha a "teen rebel", while a TV Soap columnist stated that she was the new Izzy Hoyland of Neighbours.
[52] In June 2011, a Daily Record reporter called Natasha a "wayward teen" and said her relationship with Ivan was likely to end in tears.
"[54] Langford later said Natasha just simply asking Aidan Foster (Bobby Morley) if he was gay or straight was "so in character that you weren't shocked when she did it.
"[55] All About Soap's Claire Crick praised Natasha's reaction to finding out that Michael and Emilia were having an affair at the time of her mother's death, saying "we can't help but love her rebellious revenge!