| 1964 |
Debut broadcast of Marco Polo episode two, The
Singing Sands, on BBC TV |
|
 |
| 1972 |
Recording for The Mutants takes place at BBC
Television Centre Studio 4 in White City, London |
|
 |
| 1984 |
Patrick Troughton is contracted for The Two Doctors |
|
 |
| 1984 |
Frazer Hines is contracted for The Two Doctors |
|
 |
| 2008 |
Recording for The Sontaran Stratagem /
The Poison Sky takes place at Upper Boat Studios in Upper
Boat, Wales |
|
 |
| 2008 |
Recording for The Stolen Earth / Journey's
End takes place at Upper Boat Studios in Upper Boat, Wales |
|
 |
| 2012 |
Recording for Dinosaurs On A Spaceship
takes place at Upper Boat Studios in Upper Boat, Wales |
|
 |