Belinda "Billie" Ashford is a fictional character from the Australian soap opera Home and Away, played by Tessa de Josselin. The actress was first pictured on set in November 2014, before it was announced the following year that she had joined the cast as the younger sister of established character Martin Ashford. De Josselin shot her first scenes in a cemetery on the Central Coast. She made her first appearance during the episode broadcast on 27 April 2015. The actress departed the show at the end of her guest stint, but she was later asked back by the producers and she became part of the regular cast.

Martin "Ash" Ashford is a fictional character from the Australian soap opera Home and Away, played by George Mason. The character made his first screen appearance on 27 October 2014. When Mason auditioned he believed Ash to be a "great character" and moved from Melbourne to accept the role. Ash is characterised as a tough, ex-prisoner who has a backstory of criminal activity. He was sent to prison after committing a robbery with Dean Sanderson, but he framed Ash as the sole perpetrator and turned his sister Billie against him.