Kirsten made her feature film debut in 2005 as Abby, sidekick to Jennifer Garner's character in the superhero flick "Elektra" for 20th Century Fox. Her first job was a lead role in a commercial with famed hockey player Wayne Gretzky, when she was ten years old.

Since then Prout has appeared in lead, supporting and guest starring roles on television shows like "Stargate SG 1," "Dead Zone," "Beyond Belief," "The Wedding Dress," "The Linda McCartney Story" and "Mysterious Way." Her feature film credits include "Gillian Guess," "Once Upon a Christmas," "Twice Upon A Christmas," and "Mindstorm."

Prout recently starred in the Lifetime original movie "Cry Wolf" by director Michael Scott, which will premiere in 2007.