She played Jo Stiles in the ITV soap opera Emmerdale (2005–2008), and has appeared in the horror films Lake Placid 3 (2010), Wrong Turn 6: Last Resort (2014) and Devil's Tower (2014).

[2] In her last year at university, Pallett co-formed girl group Urban Angel, writing songs for them with producer, ex-East 17 member Tony Mortimer.

In January 2006,[5] she appeared in the ITV entertainment singing show Soapstar Superstar, finishing in fourth place and raising over £70,000 for the Eden Valley Hospice Jigsaw Appeal.

She was voted off unanimously by the judges following a skate-off with former Blue Peter presenter Zoe Salmon, but went onto take part in the show's spin-off Bolero Anniversary UK Tour.

[8] Scheduled to play the lead role in 2009 Christmas pantomime Cinderella at the Theatre Royal, Newcastle upon Tyne, she left three weeks into the run following the death of her best friend.

[16] In 2016, Pallett began a run in the UK touring production of the eighties musical The Wedding Singer based on the Adam Sandler and Drew Barrymore film of the same name.

[citation needed] In February 2018, Pallett joined local radio station Minster FM as co-host for its weekday breakfast show, after admitting that she had felt unfulfilled and undervalued as an actress for many years.

In August 2018, whilst participating in the twenty-second series of Celebrity Big Brother, Pallett falsely accused fellow housemate Ryan Thomas of punching her.

[21] Two days after leaving the house, on 3 September 2018, she returned for an interview with show host Emma Willis, which was shown during that night's eviction programme, where she apologised, stating she had made a "horrible mistake" and said that she wanted to be forgiven for her actions.

[27] In July 2018, during a feature assignment for Minster FM with breakfast co-presenter Ben Fry, Pallett was involved in an accident whilst driving an F2 Outlaw Stock Car at Hunmanby Raceway, North Yorkshire.