Notable during the 1990s for her teenage role as Anne on the ITV children's series The Famous Five, she went on to appear with Linus Roache in the 1998 TV movie Shot Through the Heart.
She made her television debut in a September 10, 1995 episode of The Famous Five titled "Five on a Treasure Island: Part 1."
After ending her early acting career, she worked as an event coordinator.
She spent her early years in Marshfield, Gloucestershire, which is located in South West England.
The television show that brought Petela to prominence was based on a series by bestselling British children's author Enid Blyton.