Fraser's dog is called Jellicoe, an appropriate name for a sailor's dog. John Jellicoe was an Admiral of the Fleet who commanded the Grand Fleet at the Battle of Jutland.
The cast list is incomplete, even though there are three attributions to "Minor Role", as there are several roles in the film that are not credited e.g. the solicitor, the man buying goldfish, the driver of the radio truck, Nurse Scrimshaw, the nurse that Bingham is attracted to, police officers at Cromwell Street.