The Doctor has escaped the catastrophic destruction of a parallel world. But can he stop Stahlman before he destroys this one?
Name | Type | Role | |
---|---|---|---|
Don Houghton | Writer | ||
Nicholas Courtney | Guest Star | ||
Derek Newark | Guest Star | ||
Olaf Pooley | Guest Star | ||
Sheila Dunne | Guest Star | ||
John Levene | Guest Star | ||
Ian Fairbairn | Guest Star | ||
Christopher Benjamin | Guest Star | ||
Douglas Camfield | Director | ||
Barry Letts | Director |