| Episode complete credited cast: |
 | Julie Etchingham | - | Herself - Presenter |
 | Jonathan Maitland | - | Himself - Reporter |
| Rest of cast listed alphabetically: |
| Nick Baines | - | Himself - Bishop of Leeds (as Rt REV Nick Baines) |
| David Cameron | - | Himself (archive footage) |
| Andrew Chadwick | - | Himself - Headteacher |
| Nick Clegg | - | Himself (archive footage) |
| Ebere | - | Herself - Churchgoer |
| Nadia Eweida | - | Herself |
| Jeff Green | - | Himself - B&B Owner |
| Sue Green | - | Herself - B&B Owner |
| Ian Greenhalgh | - | Himself - Church of the Epiphany, Austwick (as Rev Ian Greenhalgh) |
| Peter Hitchens | - | Himself - Columnist and Christian |
| Agu Irukwu | - | Himself - Senior Pastor, Jesus House |
| Sanderson Jones | - | Himself - Co-Founder, Sunday Assembly |
| Michael Ridley | - | Herself - St Thomas' Church, Stockton Heath (as REV Michael Ridley) |
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