 | Hilary Mason Landlady |
 | John Barrie Detective Inspector Marshall, F Division |
 | John Dunbar Mr. Franklyn |
 | Geoffrey Frederick Police Constable Jack, F Divison |
 | Donald Tandy Ted, Fingerprint Department |
 | Clive Russell Stevenson, Fingerprint Department |
 | Clive Russell Stevenson, Fingerprint Department |
 | Bartlett Mullins Hardcastle |
 | Raymond James Detective Constable Parker, T Division |
| David Case Police Constable Smith, T Division |
| David Case Police Constable Smith, T Division |
 | David Case Police Constable Smith, T Division |
 | Charles Hill Fred, Pub Landlord |
 | Clifford Cox Jenkins |
 | Denis Cleary Police Constable Brent, F Division (as Denis Cleary) |
 | Fred Ferris 'Chubby' Dawson |
 | Chris Gannon Bert Williams |
| David Lyn Detective Sergeant Turner, F Division |
 | Emrys Leyshon Detective Sergeant Blake, F Division |
 | Peter Cellier Driver of F Division Patrol Car |
| Colin Morton Radio Operator, F Division Patrol Car |
 | John Quarmby Plain Clothes Man |
 | Roy Spencer Police Constable, Information Room |
 | Reginald Jessup Annoucer, Information Room |
 | Esmond Webb CRO Man |
 | Anne Padwick Woman Police Constable, F Division |
 | Roger Ostime Map Room Man |
 | Humphrey Heathcote Chief Inspector, CRO, Scotland Yard |
 | Alan Casley Assistant MRO (as Allan Casley) |
| Brian Pollitt Radio Operator, T Division Patrol Car |
 | Geoffrey Matthews Commentator |
 | Louis Haslar Fingerprint Department (as Louis Hasler) |
| Robert Weeden Fingerprint Department |
 | John Scott Martin |
| Brian Vaughan |