The Doctor Who Production Diary: 1971

January
2 Debut broadcast of Terror Of The Autons episode one on BBC1 Terror Of The Autons
4 Location filming for The Claws Of Axos takes place in Lydd, Kent The Claws Of Axos
5 Location filming for The Claws Of Axos takes place in Lydd, Kent The Claws Of Axos
6 Robert Sloman is commissioned to write The Daemons; the scripts will be co-written by Barry Letts and be credited to the pseudonym “Guy Leopold” The Daemons
6 Location filming for The Claws Of Axos takes place in Lydd, Kent The Claws Of Axos
7 Location filming for The Claws Of Axos takes place in Shorncliffe, Kent The Claws Of Axos
8 Location filming for The Claws Of Axos takes place in Dungeness, Kent The Claws Of Axos
9 Debut broadcast of Terror Of The Autons episode two on BBC1 Terror Of The Autons
16 Debut broadcast of Terror Of The Autons episode three on BBC1 Terror Of The Autons
22 Louis Marks is commissioned to provide a storyline for “The Ghost Hunters” Day Of The Daleks
22 Recording for The Claws Of Axos takes place in BBC Television Centre Studio 3 The Claws Of Axos
23 Debut broadcast of Terror Of The Autons episode four on BBC1 Terror Of The Autons
23 Recording for The Claws Of Axos takes place in BBC Television Centre Studio 3 The Claws Of Axos
25 Idi Amin becomes President of Uganda following a military coup
27 Susan Jameson learns that she has been replaced in the role of the villainous Morgan for Colony In Space by Tony Caunter, due to Head of Drama Serials Ronnie Marsh's concerns about fetishistic overtones Colony In Space
30 Debut broadcast of The Mind Of Evil episode one on BBC1 The Mind Of Evil

February
5 Recording for The Claws Of Axos takes place in BBC Television Centre Studio 4 The Claws Of Axos
6 Debut broadcast of The Mind Of Evil episode two on BBC1 The Mind Of Evil
6 Recording for The Claws Of Axos takes place in BBC Television Centre Studio 4 The Claws Of Axos
10 Location filming for Colony In Space takes place in Carclaze, Cornwall Colony In Space
11 Location filming for Colony In Space takes place in Carclaze, Cornwall Colony In Space
12 Location filming for Colony In Space takes place in Carclaze, Cornwall Colony In Space
13 Debut broadcast of The Mind Of Evil episode three on BBC1 The Mind Of Evil
15 Britain's currency becomes decimalised
15 Location filming for Colony In Space takes place in Carclaze, Cornwall Colony In Space
16 Location filming for Colony In Space takes place in Carclaze, Cornwall Colony In Space
20 Debut broadcast of The Mind Of Evil episode four on BBC1 The Mind Of Evil
27 Debut broadcast of The Mind Of Evil episode five on BBC1 The Mind Of Evil

March
5 Recording for Colony In Space takes place in BBC Television Centre Studio 4 Colony In Space
6 Debut broadcast of The Mind Of Evil episode six on BBC1 The Mind Of Evil
6 Recording for Colony In Space takes place in BBC Television Centre Studio 4 Colony In Space
13 Debut broadcast of The Claws Of Axos episode one on BBC1 The Claws Of Axos
19 Recording for Colony In Space takes place in BBC Television Centre Studio 3 Colony In Space
20 Debut broadcast of The Claws Of Axos episode two on BBC1 The Claws Of Axos
20 Recording for Colony In Space takes place in BBC Television Centre Studio 3 Colony In Space
27 Debut broadcast of The Claws Of Axos episode three on BBC1 The Claws Of Axos
29 Malcolm Hulke is commissioned to provide a storyline for The Sea Devils The Sea Devils

April
1 Louis Marks is commissioned to write “The Ghost Hunters” Day Of The Daleks
2 Recording for Colony In Space takes place in BBC Television Centre Studio 3 Colony In Space
3 Debut broadcast of The Claws Of Axos episode four on BBC1 The Claws Of Axos
3 Recording for Colony In Space takes place in BBC Television Centre Studio 3 Colony In Space
10 Debut broadcast of Colony In Space episode one on BBC1 Colony In Space
17 Debut broadcast of Colony In Space episode two on BBC1 Colony In Space
18 David McDonald (aka David Tennant, who played the Tenth Doctor) is born The Tenth Doctor
19 The USSR launches the world's first space station, Salyut 1
19 Location filming for The Daemons takes place in Membury, Wiltshire and Knighton, Wiltshire The Daemons
20 Location filming for The Daemons takes place in Aldbourne, Wiltshire The Daemons
21 Location filming for The Daemons takes place in Aldbourne, Wiltshire The Daemons
22 Terry Nation gives his permission for the Daleks to return to Doctor Who after five years Day Of The Daleks
22 Location filming for The Daemons takes place in Aldbourne, Wiltshire The Daemons
23 Location filming for The Daemons takes place in Ramsbury, Wiltshire The Daemons
24 Debut broadcast of Colony In Space episode three on BBC1 Colony In Space
24 Location filming for The Daemons takes place in Aldbourne, Wiltshire The Daemons
26 Location filming for The Daemons takes place in Ramsbury, Wiltshire The Daemons
27 Location filming for The Daemons takes place in Ramsbury, Wiltshire The Daemons
28 Location filming for The Daemons takes place in Aldbourne, Wiltshire The Daemons
29 Location filming for The Daemons takes place in Aldbourne, Wiltshire The Daemons
30 Location filming for The Daemons takes place in Aldbourne, Wiltshire The Daemons

May
1 Debut broadcast of Colony In Space episode four on BBC1 Colony In Space
6 Robert Holmes is commissioned to provide a storyline for Carnival Of Monsters Carnival Of Monsters
8 Debut broadcast of Colony In Space episode five on BBC1 Colony In Space
11 Recording for The Daemons takes place in BBC Television Centre Studio 4 The Daemons
14 Katy Manning is contracted for at least twenty episodes of Season Nine Jo
Grant
14 Brian Hayles is commissioned to write The Curse Of Peladon The Curse Of Peladon
15 Debut broadcast of Colony In Space episode six on BBC1 Colony In Space
18 Jon Pertwee is contracted for Season Nine The Third Doctor
19 Recording for The Daemons takes place in BBC Television Centre Studio 4 The Daemons
20 Bob Baker and Dave Martin are commissioned to write the first episode of The Mutants The Mutants
25 Malcolm Hulke is commissioned to write The Sea Devils The Sea Devils
25 Robert Sloman is commissioned to provide a storyline for “The Daleks In London” The Third Doctor
26 Debut broadcast of The Daemons episode one on BBC1 The Daemons
26 Recording for The Daemons takes place in BBC Television Centre Studio 3 The Daemons
29 Debut broadcast of The Daemons episode two on BBC1 The Daemons

June
early
Jun
With the abandonment of “The Daleks In London”, it is decided to incorporate the Daleks into “The Ghost Hunters”, which will now become Day Of The Daleks Day Of The Daleks
5 Debut broadcast of The Daemons episode three on BBC1 The Daemons
12 Debut broadcast of The Daemons episode four on BBC1 The Daemons
19 Debut broadcast of The Daemons episode five on BBC1 The Daemons

July

August
4 Bob Baker and Dave Martin are commissioned to write the second episode of The Mutants The Mutants
13 Richard Franklin is contracted for Day Of The Daleks Captain
Mike Yates
19 Godfrey Harrison is commissioned to write a storyline for “Multiface” The Third Doctor
26 Nicholas Courtney is contracted for Day Of The Daleks Brigadier Alistair Gordon Lethbridge-Stewart

September
1 John Levene is contracted for Day Of The Daleks Sergeant
John Benton
3 Bob Baker and Dave Martin are commissioned to write the third episode of The Mutants The Mutants
13 Location filming for Day Of The Daleks takes place in Burnham, Buckinghamshire Day Of The Daleks
14 Location filming for Day Of The Daleks takes place in Burnham, Buckinghamshire; Brentford, Middlesex; and Hayes, Middlesex Day Of The Daleks
15 Location filming for Day Of The Daleks takes place in Hayes, Middlesex Day Of The Daleks
16 Location filming for Day Of The Daleks takes place in Hayes, Middlesex Day Of The Daleks

October
1 Bob Baker and Dave Martin are commissioned to write the final three episodes of The Mutants The Mutants
1 Walt Disney World opens in Orlando, Florida
4 Recording for Day Of The Daleks takes place in BBC Television Centre Studio 4 Day Of The Daleks
5 Recording for Day Of The Daleks takes place in BBC Television Centre Studio 4 Day Of The Daleks
18 Recording for Day Of The Daleks takes place in BBC Television Centre Studio 8 Day Of The Daleks
19 Recording for Day Of The Daleks takes place in BBC Television Centre Studio 8 Day Of The Daleks
21 Location filming for The Sea Devils takes place in Portsmouth, Hampshire The Sea Devils
22 Location filming for The Sea Devils takes place in Portsmouth, Hampshire The Sea Devils
25 Location filming for The Sea Devils takes place in Portsmouth, Hampshire The Sea Devils
26 Location filming for The Sea Devils takes place in the Solent off the Isle of Wight The Sea Devils
27 Location filming for The Sea Devils takes place in Sandown, Isle of Wight The Sea Devils
28 Location filming for The Sea Devils takes place in Bembridge, Isle of Wight and Seaview, Isle of Wight The Sea Devils
29 Location filming for The Sea Devils takes place in East Cowes, Isle of Wight The Sea Devils

November
15 Recording for The Sea Devils takes place in BBC Television Centre Studio 8 The Sea Devils
16 Recording for The Sea Devils takes place in BBC Television Centre Studio 8 The Sea Devils
24 Robert Holmes is commissioned to write Carnival Of Monsters Carnival Of Monsters
25 In Washington state, a man who would become popularly known as “DB Cooper” commits the only unsolved airjacking in history
29 Recording for The Sea Devils takes place in BBC Television Centre Studio 8 The Sea Devils
30 Recording for The Sea Devils takes place in BBC Television Centre Studio 8 The Sea Devils

December
13 Recording for The Sea Devils takes place in BBC Television Centre Studio 8 The Sea Devils
14 Recording for The Sea Devils takes place in BBC Television Centre Studio 8 The Sea Devils
15 Filming for The Curse Of Peladon takes place at the BBC Television Centre Puppet Theatre The Curse Of Peladon
16 Filming for The Curse Of Peladon takes place at the Ealing Television Film Studios and the BBC Television Centre Puppet Theatre The Curse Of Peladon
17 Filming for The Curse Of Peladon takes place at the Ealing Television Film Studios and the BBC Television Centre Puppet Theatre The Curse Of Peladon
28 Robert Sloman is commissioned to write The Time Monster as a replacement for “The Daleks In London” The Time Monster