The script held in the Crawford Collection in the AFI Research Collection contains the following character notes (excluding regular characters):
'JAN KENNEDY: 21. Young, intelligent, attractive, tidy. Gray's girlfriend.
'EDDIE KENNEDY: 17. Her brother. Rough mannerisms, but not necessarily speech. Cannot be talked to. Carries on with a lot of pretence and bravado, but basically insecure and a follower.
'ADAMS: 18. Eddie's mate. Different from Eddie in only two respects. He is a little quicker in thinking and better at changing face.
'MRS. BADGER: 59. Gossipy type. Likes to prattle away.
'MR. STAVROS: 40. A Greek store proprietor. Straight character. (No parody please).
'MRS. ADAMS: 38. Adam's [sic] mother. Her husband left her years ago. She is worn out. Pitiable.
'ATTENDANT: 35. Snooker parlour attendant. Shifty. Doesn't like to be mixed up in anything, although he likes to up with everything.
'BYSTANDER: 30. A big burly fellow. Prevents Eddie's escape from the scene of an accident.
'MR. McDONALD: 40. Driver of car involved in slight accident. Vocal type.
'BARMAN: Two scenes.
'MAN: One scene. No dialogue.
'FOUR SNOOKER PARLOUR EXTRAS: Night Two - Extras - 2// Day Three - Extras - 2.
'ON COMING CAR DRIVER:
'THREE ROAD ACCIDENT EXTRAS'.