The fittest athletes on Earth take on the CrossFit Games, the ultimate test of fitness to prove that they are the fittest on Earth.
| Actor | Role |
|---|---|
 Katrin Tanja DavidsdottirHerself | Herself |
 Mat FraserHimself | Himself |
 Ben SmithHimself | Himself |
| AAnnie ThorisdottirHerself | Herself |
 Sara SigmundsdottirHerself | Herself |
 Tia-Clair ToomeyHerself | Herself |