Form K return and their reunion descends into mayhem. Alfie has a decision to make.
| Actor | Role |
|---|---|
 Jack WhitehallAlfie Wickers | Alfie Wickers |
 Layton WilliamsStephen Carmichael | Stephen Carmichael |
 Charlie WernhamMitchell Harper | Mitchell Harper |
 Ethan LawrenceJoe Poulter | Joe Poulter |
 Nikki RunecklesChantelle Parsons | Chantelle Parsons |
 Jack BinsteadLeslie 'Rem Dogg' Remmington | Leslie 'Rem Dogg' Remmington |
 Sarah SolemaniRosie Gulliver | Rosie Gulliver |
 Mathew HorneShaquille Fraser | Shaquille Fraser |
 Jack BenceFrank Grayson | Frank Grayson |
 Weruche OpiaCleopatra 'Cleo' Ofoedo | Cleopatra 'Cleo' Ofoedo |
 Laura MarcusJinx | Jinx |
 Bobby JohnsonHarrison | Harrison |
 Francesca Amewudah-RiversBlessing | Blessing |
| Francesca Amewudah-RiversWarren | Warren |
 Anthony J. AbrahamInchez | Inchez |
 Vicki PepperdineBernadette Hoburn | Bernadette Hoburn |
| AAsha HassanUsma | Usma |
| DDavid LawtonTeacher | Teacher |