Follows the life of Mats Steen, diagnosed with Duchenne muscular dystrophy as he made his way and touched the hearts of many in the gaming world.
| Actor | Role |
|---|---|
 Charlie PlummerMats Steen | Mats Steen |
 Stephen GrahamRobert Steen | Robert Steen |
 Toni ColletteTrude Steen | Trude Steen |
 Maisy StellaMia Steen | Mia Steen |
 Isabela MercedNot listed | Not listed |
 Bill NighyNot listed | Not listed |
 Kirby Howell-BaptisteNot listed | Not listed |
 Ivanna SakhnoNot listed | Not listed |
 John BradleyNot listed | Not listed |
 Ekow QuarteyNot listed | Not listed |
| CClodagh BhallaNot listed | Not listed |
 Jax JamesNot listed | Not listed |