Series 4 (1968)
Episodes: 27
Star Cast:
Episodes List
Ep.1 Theory
Air Date: 1968-09-12
The No. 11 District squad has just completed a rearrangement of their Headquarters accommodation, taking over the house next door to provide extra space; and to bring Gilbert and Barlow into closer proximity with Watt and his team.
Ep.2 Proof
Air Date: 1968-09-19
Ep.3 Bird Of Passage
Air Date: 1968-09-26
Ep.4 See The Rabbit
Air Date: 1968-10-03
Ep.5 Take Them In Singles
Air Date: 1968-10-10
Ep.6 Red Herring
Air Date: 1968-10-17
Ep.7 Five Pairs O' Hands
Air Date: 1968-10-24
Ep.8 Minor Incident
Air Date: 1968-10-31
Ep.9 An Old Song
Air Date: 1968-11-07
Ep.10 Big Boats, Little Boats
Air Date: 1968-11-14
Ep.11 For A Rainy Day
Air Date: 1968-11-21
Ep.12 Assistance
Air Date: 1968-11-28
Ep.13 Equal Status
Air Date: 1968-12-05
Ep.14 Obstruction
Air Date: 1968-12-12
Ep.15 Going Quietly
Air Date: 1968-12-19
Ep.16 On Christmas Day In The Morning
Air Date: 1968-12-27
Ep.17 Departure
Air Date: 1969-01-02
Ep.18 Cross Reference
Air Date: 1969-01-09
Ep.19 Run For The Hills
Air Date: 1969-01-16
Ep.20 Pressure
Air Date: 1969-01-23
Ep.21 A Quantity Of Gelignite
Air Date: 1969-01-30
Ep.22 Critical Path
Air Date: 1969-02-06
Ep.23 Persistence
Air Date: 1969-02-13
Ep.24 Second Chance
Air Date: 1969-02-20
Ep.25 How's The Wife Then ?
Air Date: 1969-02-27
Ep.26 Right To Search
Air Date: 1969-03-06