1988
| 36 | - | 4 | - | 1988x001 | - | Light Duties | - | 19-Jul-1988 | ||
| 37 | - | 4 | - | 1988x002 | - | The Three Wise Monkeys | - | 21-Jul-1988 | ||
| 38 | - | 4 | - | 1988x003 | - | Good Will Visit | - | 26-Jul-1988 | ||
| 39 | - | 4 | - | 1988x004 | - | Home Sweet Home | - | 28-Jul-1988 | ||
| 40 | - | 4 | - | 1988x005 | - | All In Good Faith | - | 02-Aug-1988 | ||
| 41 | - | 4 | - | 1988x006 | - | Just Call Me Guvnor | - | 04-Aug-1988 | ||
| 42 | - | 4 | - | 1988x007 | - | Caught Red Handed | - | 09-Aug-1988 | ||
| 43 | - | 4 | - | 1988x008 | - | Homes and Gardens | - | 11-Aug-1988 | ||
| 44 | - | 4 | - | 1988x009 | - | Country Cousin | - | 16-Aug-1988 | ||
| 45 | - | 4 | - | 1988x010 | - | Alarms and Embarrassments | - | 18-Aug-1988 | ||
| 46 | - | 4 | - | 1988x011 | - | Stealing Cars and Nursery Rhymes | - | 23-Aug-1988 | ||
| 47 | - | 4 | - | 1988x012 | - | Hold Fire | - | 25-Aug-1988 | ||
| 48 | - | 4 | - | 1988x013 | - | Bad Faith | - | 30-Aug-1988 | ||
| 49 | - | 4 | - | 1988x014 | - | Requiem | - | 01-Sep-1988 | ||
| 50 | - | 4 | - | 1988x015 | - | Trespasses | - | 06-Sep-1988 | ||
| 51 | - | 4 | - | 1988x016 | - | Save The Last Dance For Me | - | 08-Sep-1988 | ||
| 52 | - | 4 | - | 1988x017 | - | Runaround | - | 13-Sep-1988 | ||
| 53 | - | 4 | - | 1988x018 | - | The Trap | - | 15-Sep-1988 | ||
| 54 | - | 4 | - | 1988x019 | - | Community Relations | - | 20-Sep-1988 | ||
| 55 | - | 4 | - | 1988x020 | - | A Dog's Life | - | 22-Sep-1988 | ||
| 56 | - | 4 | - | 1988x021 | - | Trouble & Strife | - | 27-Sep-1988 | ||
| 57 | - | 4 | - | 1988x022 | - | Running Late | - | 29-Sep-1988 | ||
| 58 | - | 4 | - | 1988x023 | - | They Say We're Rough | - | 04-Oct-1988 | ||
| 59 | - | 4 | - | 1988x024 | - | Blue For A Boy | - | 06-Oct-1988 | ||
| 60 | - | 4 | - | 1988x025 | - | Chasing The Dragon | - | 11-Oct-1988 | ||
| 61 | - | 4 | - | 1988x026 | - | The Coop | - | 13-Oct-1988 | ||
| 62 | - | 4 | - | 1988x027 | - | The Quick and The Dead | - | 18-Oct-1988 | ||
| 63 | - | 4 | - | 1988x028 | - | Witness | - | 20-Oct-1988 | ||
| 64 | - | 4 | - | 1988x029 | - | Here We Go Loopy Lou | - | 25-Oct-1988 | ||
| 65 | - | 4 | - | 1988x030 | - | Stop and Search | - | 27-Oct-1988 | ||
| 66 | - | 4 | - | 1988x031 | - | Spook Stuff | - | 01-Nov-1988 | ||
| 67 | - | 4 | - | 1988x032 | - | Evacuation | - | 02-Nov-1988 | ||
| 68 | - | 4 | - | 1988x033 | - | Personal Imports | - | 08-Nov-1988 | ||
| 69 | - | 4 | - | 1988x034 | - | Paper Chase | - | 10-Nov-1988 | ||
| 70 | - | 4 | - | 1988x035 | - | Intruder | - | 15-Nov-1988 | ||
| 71 | - | 4 | - | 1988x036 | - | Conflict | - | 17-Nov-1988 | ||
| 72 | - | 4 | - | 1988x037 | - | Duplicates | - | 22-Nov-1988 | ||
| 73 | - | 4 | - | 1988x038 | - | Snout | - | 24-Nov-1988 | ||
| 74 | - | 4 | - | 1988x039 | - | Old Habits | - | 29-Nov-1988 | ||
| 75 | - | 4 | - | 1988x040 | - | The Silent Gun | - | 01-Dec-1988 | ||
| 76 | - | 4 | - | 1988x041 | - | An Old-Fashioned Term | - | 02-Dec-1988 | ||
| 77 | - | 4 | - | 1988x042 | - | Getting Stressed | - | 08-Dec-1988 | ||
| 78 | - | 4 | - | 1988x043 | - | Tigers | - | 13-Dec-1988 | ||
| 79 | - | 4 | - | 1988x044 | - | Guessing Game | - | 15-Dec-1988 | ||
| 80 | - | 4 | - | 1988x045 | - | The Assassins | - | 20-Dec-1988 | ||
| 81 | - | 4 | - | 1988x046 | - | Outmoded | - | 22-Dec-1988 | ||
| 82 | - | 4 | - | 1988x047 | - | Digging Up The Past | - | 27-Dec-1988 | ||
| 83 | - | 4 | - | 1988x048 | - | Taken Into Consideration | - | 29-Dec-1988 |
| Preceded by: 1987 Episodes (Series 3) |
1988 Episodes (Series 4) (Episode Chronology) |
Succeeded by: 1989 Episodes (Series 5) |