| Episode credited cast: |
 | Janet Suzman | - | Narrator |
| Rest of cast listed alphabetically: |
 | Christa Ackroyd | - | Herself - News Reporter |
| Maureen Banham | - | Herself |
| Marcella Claxton | - | Herself |
| Mike Green | - | Himself - Sheffield University (as Prof. Michael Green) |
| Dick Holland | - | Himself - Detective Superintendent |
| Trevor Lapish | - | Himself - Det. Chief Superintendent |
| Andrew Laptew | - | Himself - West Yorkshire Police (as Det. Sgt. Andrew Laptew) |
| Maureen Long | - | Herself |
| Sue Neave | - | Herself - Police Constable |
| Simon Steward | - | Himself |
| Megan Winterburn | - | Herself - Police Sergeant |
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