Sezon 4
Bölümler
1 Is Your Journey Really Necessary? 24 Mar 1973 2 This Little Piggy 31 Mar 1973 3 What You Don't Know Might Hurt You 7 Nis 1973 4 No Place Like ... 14 Nis 1973 5 The Bevin Boy 21 Nis 1973 6 "Welcome Home" Tommy Atkins 28 Nis 1973 7 It Fell Off The Back of a Lorry 12 May 1973 8 Charity Begins At ... 19 May 1973 9 Things Are Not What They Seem 2 Haz 1973 10 Cry Wolf 9 Haz 1973 11 A Funny Kind Of Day 16 Haz 1973 12 Remember Remember 23 Haz 1973 13 Keep the Home Fires Burning 30 Haz 1973