The Doctor engages in a battle with the Master, both summoning characters from fiction to fight each other. If the Doctor loses, he will be trapped in the Land of Fiction forever.
| Name | Type | Role | |
|---|---|---|---|
| Peter Ling | Writer | ||
| Gerry Wain | Guest Star | ||
| Barbara Loft | Guest Star | ||
| Terry Wright | Guest Star | ||
| John Greenwood | Guest Star | ||
| Sylvestra Le Touzel | Guest Star | ||
| Paul Alexander | Guest Star | ||
| John Atterbury | Guest Star | ||
| Christopher Reynolds | Guest Star | ||
| Christine Pirie | Guest Star | ||
| Ian Hines | Guest Star | ||
| Martin Langley | Guest Star | ||
| David Reynolds | Guest Star | ||
| David Cannon | Guest Star | ||
| Timothy Horton | Guest Star | ||
| Bill Wiesener | Guest Star | ||
| David Maloney | Director |