Harrison is an award-winning, UK-based Editor who has worked in television drama since 2011.

In 2025, Harrison completed Slow Horses Season 6 for Apple TV+ and Vanished for Amazon Prime.

Harrison previously edited Season 4 of Slow Horses, which received multiple nominations across the BAFTAs, Emmys, Golden Globes and Critics Choice Awards, and won the Televisual Bulldog Award for Best Editing. He also edited the 2025 Emmy-winning episode of Slow Horses, ‘Hello Goodbye’, that earned his Director Adam Randall the award for Outstanding Directing for a Drama Series.

Since 2018, Harrison has worked primarily as an Editor on shows such as: Gangs of London (Sky Atlantic), Champion (BBC/Netflix) & Reunion (BBC One).

Harrison also served as an Associate Editor on Masters of the Air for Apple TV+.

Prior to 2018, Harrison worked as an Assistant Editor on multiple high-end dramas including: HBO’s Big Little Lies, FX’s Trust & Channel 4’s Humans.