All Seasons

Season 1

• SPECIAL 0x2 1976 Christmas Special

  • December 27, 1976
  • BBC One

• SPECIAL 0x3 1977 Christmas Special

  • December 25, 1977
  • BBC One

• S01E01 Episode 1

  • January 8, 1977
  • BBC One

• S01E02 Episode 2

  • January 22, 1977
  • BBC One

• S01E03 Episode 3

  • February 5, 1977
  • BBC One

• S01E04 Episode 4

  • February 19, 1977
  • BBC One

• S01E05 Episode 5

  • March 5, 1977
  • BBC One

• S01E06 Episode 6

  • March 19, 1977
  • BBC One

• S01E07 1977 Christmas Special

  • December 25, 1977
  • BBC One

Season 2

• S02E01 Episode 1

  • January 28, 1978
  • BBC One

• S02E02 Episode 2

  • February 11, 1978
  • BBC One

• S02E03 Episode 3

  • February 25, 1978
  • BBC One

• S02E04 Episode 4

  • March 11, 1978
  • BBC One

• S02E05 Episode 5

  • March 25, 1978
  • BBC One

Season 3

• S03E01 Episode 1

  • September 22, 1979
  • BBC One

• S03E02 Episode 2

  • October 6, 1979
  • BBC One

• S03E03 Episode 3

  • October 20, 1979
  • BBC One

• S03E04 Episode 4

  • November 3, 1979
  • BBC One

• S03E05 Episode 5

  • November 17, 1979
  • BBC One

• S03E06 Episode 6

  • December 1, 1979
  • BBC One

• S03E07 Episode 7

  • December 25, 1979
  • BBC One

Season 4

• S04E01 Episode 1

  • October 3, 1981
  • BBC One

• S04E02 Episode 2

  • October 17, 1981
  • BBC One

• S04E03 Episode 3

  • October 31, 1981
  • BBC One

• S04E04 Episode 4

  • November 14, 1981
  • BBC One

• S04E05 Episode 5

  • December 26, 1981
  • BBC One

Additional Specials

• SPECIAL 0x1 Pilot

  • May 31, 1976
  • BBC One

• SPECIAL 0x5 1978 Christmas Special

  • December 25, 1978
  • BBC One

• SPECIAL 0x6 1979 Christmas Special

  • December 25, 1979
  • BBC One

• SPECIAL 0x7 1980 Christmas Special

  • December 25, 1980
  • BBC One

• SPECIAL 0x8 1981 Christmas Special

  • December 25, 1981
  • BBC One

• SPECIAL 0x9 1982 Christmas Special

  • December 25, 1982
  • BBC One

• SPECIAL 0x10 1973 Christmas Special

  • December 25, 1973
  • BBC One