For Jip, Lulu, Koop, Nina, and Moff, the dead-end jobs they endure during the week just kill the time until Friday night. That's when they cut very loose and get on the rollercoaster ride that takes them right through to Monday morning.
| Actor | Role |
|---|---|
 John SimmJip | Jip |
 Shaun ParkesKoop | Koop |
 Nicola ReynoldsNina | Nina |
 Lorraine PilkingtonLulu | Lulu |
 Danny DyerMoff | Moff |
| DDean DaviesLee | Lee |
 Andrew LincolnFelix | Felix |
 Terence BeesleyMoff's Father | Moff's Father |
 Jo BrandReality (voice) | Reality (voice) |
 Richard CoyleAndy | Andy |
 Jan AndersonKaren Benson | Karen Benson |
 Carl CoxPablo Hassan | Pablo Hassan |
| SStephanie BrooksFleur | Fleur |
 Howard MarksHoward Marks | Howard Marks |
| HHelen GriffinJip's Mother | Jip's Mother |
 Danny MidwinterTyrone | Tyrone |
 Justin KerriganZiggy Marlon | Ziggy Marlon |
| TTyrone JohnsonHip Hop Junkie | Hip Hop Junkie |
 Larrington WalkerKoop's Father | Koop's Father |
 Philip RoschJip's Manager | Jip's Manager |
| PPeter AlbertLulu's Uncle Albert | Lulu's Uncle Albert |
 Menna TrusslerLulu's Auntie Violet | Lulu's Auntie Violet |
| MMark SeamanJeremy Faxman | Jeremy Faxman |
| LLynne SeymourConnie | Connie |
| PPatrick TaggartLuke | Luke |
| AAnna WilsonBoomshanka | Boomshanka |
| RRobert MarableCasey | Casey |
| NNick KilroyHerbie | Herbie |
 Peter BramhillMatt | Matt |
 Carol HarrisonMoff's Mother | Moff's Mother |