The UCOS team reinvestigates the murder of an unnamed vagrant strangled on a tube train 15 years ago when DNA tests on a suspect in a warehouse robbery reveal him to be the dead man's son.
| Creator | Nigel McCrery |
|---|---|
| Actor | Dennis Waterman, Tamzin Outhwaite, Denis Lawson |
| Country | United Kingdom |
| Production | Wall to Wall |