Kayo, with the help of a futuristic game creator that only talks like a wizard (Sylvester McCoy), must play through a futuristic holo-game called 'Cavern Quest' to stop The Chaos Crew from stealing a powerful piece of technology.

Cast: Sylvester McCoy, Rasmus Hardiker, Angel Coulby, Aimee-Ffion Edwards, Craig Stein, Thomas Brodie-Sangster, Andres Williams