Season 20 aired between 30 Dec 1980 and 04 Dec 1981, 40 episodes.
Episodes
E01
Episode 1
30 Dec 1980
E02
Episode 2
30 Dec 1980
E03
Episode 3
30 Dec 1980
E04
Episode 4
30 Dec 1980
E05
Episode 5
07 Feb 1981
E06
Episode 6
07 Feb 1981
E07
Episode 7
07 Feb 1981
E08
Episode 8
02 Mar 1981
E09
Episode 9
02 Mar 1981
E10
Episode 10
02 Mar 1981
E11
Episode 11
31 Mar 1981
E12
Episode 12
31 Mar 1981
E13
Episode 13
31 Mar 1981
E14
Episode 14
31 Mar 1981
E15
Episode 15
08 May 1981
E16
Episode 16
08 May 1981
E17
Episode 17
08 May 1981
E18
Episode 18
16 Jun 1981
E19
Episode 19
16 Jun 1981
E20
Episode 20
16 Jun 1981
E21
Episode 21
16 Jun 1981
E22
Episode 22
03 Jul 1981
E23
Episode 23
03 Jul 1981
E24
Episode 24
03 Jul 1981
E25
Episode 25
03 Aug 1981
E26
Episode 26
03 Aug 1981
E27
Episode 27
03 Aug 1981
E28
Episode 28
03 Aug 1981
E29
Episode 29
28 Aug 1981
E30
Episode 30
28 Aug 1981
E31
Episode 31
28 Aug 1981
E32
Episode 32
21 Sep 1981
E33
Episode 33
21 Sep 1981
E34
Episode 34
21 Sep 1981
E35
Episode 35
23 Oct 1981
E36
Episode 36
23 Oct 1981
E37
Episode 37
23 Oct 1981
E38
Episode 38
04 Dec 1981
E39
Episode 39
04 Dec 1981
E40
Episode 40
04 Dec 1981