A captive of the guerrillas, the Doctor discovers they intend to change history. Jo is transported to the 22nd Century where she unwittingly gives vital information to the Daleks.
| Name | Type | Role | |
|---|---|---|---|
| Louis Marks | Writer | ||
| Frank Menzies | Guest Star | ||
| Geoffrey Todd | Guest Star | ||
| Jimmy Winston | Guest Star | ||
| David Joyce | Guest Star | ||
| Bruce Wells | Guest Star | ||
| Anna Barry | Guest Star | ||
| Maurice Bush | Guest Star | ||
| Aubrey Woods | Guest Star | ||
| Oliver Gilbert | Guest Star | ||
| Gypsie Kemp | Guest Star | ||
| Rick Newby | Guest Star | ||
| Peter Messaline | Guest Star | ||
| Paul Bernard | Director |