When former enemy Mrs Wormwood appears asking for help, Sarah Jane must turn to an old friend from her time with the Doctor.
| Name | Type | Role | |
|---|---|---|---|
| Phil Ford | Writer | ||
| Nicholas Courtney | Guest Star | Sir Alistair Lethbridge-Stewart | |
| Anthony O'Donnell | Guest Star | Kaagh | |
| Mina Anwar | Guest Star | Gita Chandra | |
| Simon Chadwick | Guest Star | Major Cal Kilburne | |
| Ace Bhatti | Guest Star | Haresh Chandra | |
| Samantha Bond | Guest Star | Mrs Wormwood | |
| Graeme Harper | Director |