All Seasons

Season 1

• S01E01 The Great Tobacco Conspiracy Part One

  • January 6, 1979
  • ITV1

• S01E02 The Great Tobacco Conspiracy Part Two

  • January 7, 1979
  • ITV1

• S01E03 The Great Tobacco Conspiracy Part Three

  • January 13, 1979
  • ITV1

• S01E04 The Great Tobacco Conspiracy Part Four

  • January 14, 1979
  • ITV1

• S01E05 The Great Tobacco Conspiracy Part Five

  • January 20, 1979
  • ITV1

• S01E06 The Great Tobacco Conspiracy Part Six

  • January 21, 1979
  • ITV1

• S01E07 The Great Tobacco Conspiracy Part Seven

  • January 27, 1979
  • ITV1

• S01E08 The Great Tobacco Conspiracy Part Eight

  • January 28, 1979
  • ITV1

• S01E09 The Great Tobacco Conspiracy Part Nine

  • February 3, 1979
  • ITV1

• S01E10 The Great Tobacco Conspiracy Part Ten

  • February 4, 1979
  • ITV1

Season 2

• S02E01 The Mystery of the Missing Formula - Part One

  • February 10, 1979
  • ITV1

• S02E02 The Mystery of the Missing Formula - Part Two

  • February 11, 1979
  • ITV1

• S02E03 The Mystery of the Missing Formula - Part Three

  • February 17, 1979
  • ITV1

• S02E04 The Mystery of the Missing Formula - Part Four

  • February 18, 1979
  • ITV1

• S02E05 The Mystery of the Missing Formula - Part Five

  • February 24, 1979
  • ITV1

• S02E06 The Mystery of the Missing Formula - Part Six

  • February 25, 1979
  • ITV1

• S02E07 The Mystery of the Missing Formula - Part Seven

  • March 3, 1979
  • ITV1

• S02E08 The Mystery of the Missing Formula - Part Eight

  • March 4, 1979
  • ITV1

Season 3

• S03E01 The Case of the Vanishing House - Part One

  • March 10, 1979
  • ITV1

• S03E02 The Case of the Vanishing House - Part Two

  • March 11, 1979
  • ITV1

• S03E03 The Case of the Vanishing House - Part Three

  • March 17, 1979
  • ITV1

• S03E04 The Case of the Vanishing House - Part Four

  • March 18, 1979
  • ITV1

• S03E05 The Case of the Vanishing House - Part Five

  • March 24, 1979
  • ITV1

• S03E06 The Case of the Vanishing House - Part Six

  • March 25, 1979
  • ITV1

Season 4

• S04E01 Adventure Four Part One

  • March 31, 1979
  • ITV1

• S04E02 Adventure Four Part Two

  • April 1, 1979
  • ITV1

• S04E03 Adventure Four Part Three

  • April 7, 1979
  • ITV1

• S04E04 Adventure Four Part Four

  • April 8, 1979
  • ITV1

• S04E05 Adventure Four Part Five

  • April 14, 1979
  • ITV1

• S04E06 Adventure Four Part Six

  • April 15, 1979
  • ITV1

• S04E07 Adventure Four Part Seven

  • April 21, 1979
  • ITV1

• S04E08 Adventure Four Part Eight

  • April 22, 1979
  • ITV1