Bryan Pringle
John Stewart
Esmond Knight
Robson
Alan Browning
Wilson
Noel Dyson
Mrs. Lane
Anne Lawson
Ellen Winters
Donald Churchill
James Lane
Brian Rawlinson
Duty Sergeant
Kenneth Henry
Sir Edwin
Don McKillop
Foreman
Giles Watling
Malcolm Gideon
Richard James
Matthew Gideon
Reginald Jessup
Det. Supt. Lemaitre
