Season Twenty of Doctor Who premiered on January 3, 1983. The final story of the season, The Five Doctors, celebrating the show's 20th anniversary, were produced both as a 90-minute feature, and as a a regular four-part story. The later version were broadcast on BBC in 1984, from August 14 to August 17.
Episodes
| # |
#
|
Title
|
|
|
Airdate
|
|
|
|
| 124: Arc of Infinity
|
| 586 |
1
|
Arc of Infinity (1)
|
|
|
January 3, 1983
|
|
|
|
| 587 |
2
|
Arc of Infinity (2)
|
|
|
January 5, 1983
|
|
|
|
| 588 |
3
|
Arc of Infinity (3)
|
|
|
January 11, 1983
|
|
|
|
| 589 |
4
|
Arc of Infinity (4)
|
|
|
January 12, 1983
|
|
|
|
| 125: Snakedance
|
| 590 |
5
|
Snakedance (1)
|
|
|
January 18, 1983
|
|
|
|
| 591 |
6
|
Snakedance (2)
|
|
|
January 19, 1983
|
|
|
|
| 592 |
7
|
Snakedance (3)
|
|
|
January 25, 1983
|
|
|
|
| 593 |
8
|
Snakedance (4)
|
|
|
January 26, 1983
|
|
|
|
| 126: Mawdryn Undead
|
| 594 |
9
|
Mawdryn Undead (1)
|
|
|
February 1, 1983
|
|
|
|
| 595 |
10
|
Mawdryn Undead (2)
|
|
|
February 2, 1983
|
|
|
|
| 596 |
11
|
Mawdryn Undead (3)
|
|
|
February 8, 1983
|
|
|
|
| 597 |
12
|
Mawdryn Undead (4)
|
|
|
February 9, 1983
|
|
|
|
| 127: Terminus
|
| 598 |
13
|
Terminus (1)
|
|
|
February 15, 1983
|
|
|
|
| 599 |
14
|
Terminus (2)
|
|
|
February 16, 1983
|
|
|
|
| 600 |
15
|
Terminus (3)
|
|
|
February 22, 1983
|
|
|
|
| 601 |
16
|
Terminus (4)
|
|
|
February 23, 1983
|
|
|
|
| 128: Enlightenment
|
| 602 |
17
|
Enlightenment (1)
|
|
|
March 1, 1983
|
|
|
|
| 603 |
18
|
Enlightenment (2)
|
|
|
March 2, 1983
|
|
|
|
| 604 |
19
|
Enlightenment (3)
|
|
|
March 8, 1983
|
|
|
|
| 605 |
10
|
Enlightenment (4)
|
|
|
March 9, 1983
|
|
|
|
| 129: The King's Demons
|
| 606 |
21
|
The King's Demons (1)
|
|
|
March 15, 1983
|
|
|
|
| 607 |
22
|
The King's Demons (2)
|
|
|
March 16, 1983
|
|
|
|
| 130: The Five Doctors
|
| 608 |
23
|
The Five Doctors (1)
|
|
|
November 25, 1983
|
|
|
|
| 609 |
24
|
The Five Doctors (2)
|
|
|
November 25, 1983
|
|
|
|
| 610 |
25
|
The Five Doctors (3)
|
|
|
November 25, 1983
|
|
|
|
| 611 |
26
|
The Five Doctors (4)
|
|
|
November 25, 1983
|
|
|
|
