Discover
When terrifying events threaten Coal Hill school the Doctor decides to go undercover. The Skovox Blitzer is ready to destroy all humanity – and worse, any second now, Danny Pink and the Doctor are going to meet.
Original Release
02/06/1971
Cast
| Name | Character |
|---|
| Jon Pertwee | Dr. Who / The Doctor |
| Roger Delgado | The Master |
| Nicholas Courtney | Brigadier Lethbridge Stewart / Alistair Gordon Lethbridge-Stewart |
| Katy Manning | Jo Grant |
| Richard Franklin | Captain Mike Yates |
| John Levene | Sergeant Benton / Sgt. Benton |
| William Marlowe | Harry Mailer |
| Hayden Jones | Lenny Vosper |
| Michael Sheard | Dr. Summers |
| Neil McCarthy | Barnham |
Directors
Writers
Creators
Cast
| Name | Character |
|---|
| Jon Pertwee | Dr. Who / The Doctor |
| Roger Delgado | The Master |
| Nicholas Courtney | Brigadier Lethbridge Stewart / Alistair Gordon Lethbridge-Stewart |
| Katy Manning | Jo Grant |
| Richard Franklin | Captain Mike Yates |
| John Levene | Sergeant Benton / Sgt. Benton |
| William Marlowe | Harry Mailer |
| Hayden Jones | Lenny Vosper |
| Michael Sheard | Dr. Summers |
| Neil McCarthy | Barnham |
| Pik Sen Lim | Captain Chin Lee |
| Kristopher Kum | Fu Peng |
| Raymond Westwell | Prison Governer |
| Tommy Duggan | Senator Alcott |
| Fernanda Marlowe | Corporal Bell |
| Roy Purcell | Chief Prison Officer Powers |
| Eric Mason | Senior Prison Officer Green |
| Bill Matthews | Prison Officer |
| Barry Wade | Prison Officer |
| Dave Carter | Prison Officer |
Producers
| Name | Role |
|---|
| Barry Letts | Producer |
