A series of mishaps trigger the Doctor's regeneration cycle, leading to the biggest and most exciting adventure of his lives!
| Name | Type | Role | |
|---|---|---|---|
| Steven Moffat | Writer | ||
| Richard E. Grant | Guest Star | ||
| Rowan Atkinson | Guest Star | ||
| Roy Skelton | Guest Star | ||
| Dave Chapman | Guest Star | ||
| Jim Broadbent | Guest Star | ||
| Julia Sawalha | Guest Star | ||
| Jonathan Pryce | Guest Star | ||
| Joanna Lumley | Guest Star | ||
| Hugh Grant | Guest Star | ||
| John Henderson | Director |