Richie is a man struggling with his inner demons as he faces the effects of substance abuse on both his relationships and mental well-being.
| Actor | Role |
|---|---|
 Daniel O'ReillyRichie Summers | Richie Summers |
 Jonas ArmstrongNot listed | Not listed |
 Rupert GravesNot listed | Not listed |
 Bill FellowsNot listed | Not listed |
 Jaime WinstoneOlivia | Olivia |
 Leo GregoryNot listed | Not listed |