Laurence Mckenna
Self - Commentator
Brian Davis
Self - Commentator
Dida Alsaffar
Self - KSI's Personal Trainer
Viddal Riley
Self - KSI's Boxing Trainer
Max Lea
Self - Joe Weller's Fitness Coach
Dan Collins
Self - Joe Weller's Boxing Trainer
Hashim Saifuddin
Self - KSI's Physiotherapist
Sarah Saunders
Self - KSI's Chef
Sophie Whittam
Self - KSI's Robe & Shorts Designer