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

In 2025, Harrison completed Slow Horses Season 6 for Apple TV+ and began working on 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. 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.