The script held in the Crawford Collection in the AFI Research Collection contains the following character notes (excluding regular characters):
'IAN TAYLOR: 35 years. Tall, slim athletic build. A determined handsome face. Well spoken. Good education. Businesslike manner. A senior shipping clerk who steals a vast sum of money belonging to his employer. He has an air of industrious respectability; is supposedly happily married, but is deeply involved with a young female employee. He is completely ruthless and selfish. Able to drive.
'FRAN TAYLOR: 30/33. An attractive woman with poise and dignity. She loves her husband ... trusts him ... and although she has had doubts about his past behaviour ... overlooks it and tries to deny to herself and others his essential weakness. Well spoken ... good carriage and grooming.
'"FRENCHY" RENAUD: 32/35. Detective Sergeant in Sydney N.S.W. Police. A good friend of Banner's .... a real mate able to see eye to eye with him. He assists Banner in Sydney. He knows Sydney ... its characters ... its criminals. It's his town. He was born and raised there. Physically tough ... mentally sharp ... and a happy Australian nature. Not taller than Banner. Able to drive (N.S.W. Licence).
'JIM FLOYD : 27/29. Detective in Sydney, N.S.W. The same physical build as Taylor. (He must wear Taylor's suit) Renaud's offsider. Friendly. Tough. Willing Australian.
'LILY "REID": A dear old darling duck of a twister. Late middle aged. A shrewd faggot who deals in pornography and forgery from her Sydney studio home. She is "awfully far-out English" ... could be the bishop's wife ... is eccentric ... the oldest flower girl in Sydney. Like Elsa Lanchester doing her "thing".
'MR. CLAYBURN: 50/60. Small .... fat ... pompous ... useless and dithering shipping office departmental manager.
'KAREN BAXTER: 26/28. Very attractive female in shipping office. Sexy flirt. Good full figure. Speech good. Intelligent. Good leg appeal. An affinity with Taylor which causes her to be suspect.
'SARAH ROBERTS: 17/19. A young typist in the shipping office. She looks like a sweetly innocent girl not long out of school; not yet fully developed physically. She seems shy ... gauche ... but she possesses the cunning to fool everybody; to conceal the fact she is heavily involved with Taylor. Unscrupulous. Stupid.
'NEIL BRYANT: 19/20. Assistant cashier in shipping office. Not physically large. Quiet ... well spoken. Nervous. He handles the cash; is escorted and robbed and assaulted by Taylor.
'CHIEF PURSER: 45/50. He waits to receive the money on his ship ... the "Madrigal". No dialogue. Hefty appearance.
'KITTY: 25/30. A photographic model with a stunning figure. Able to strip and pose convincingly. She poses for Lily's porno art.
'BERT: 25/35. A stud bull type. Photographic model with a good physique. He poses for Lily's porno art.
'TWO RED DE LUXE TAXI DRIVERS: ... Actual Sydney cabbies. Try for one female to make a change. (Red de luxe is the Sydney tie-in company). No dialogue.
'ALEC PERRY: 40/45. Friend of Detective Sergeant Renaud. Owns small boat. Finds attache case stolen by Taylor. Australian. Cheerful type. Healthy extrovert.
'MRS. FINNEY: 50/60. Owns boarding house where Taylor stays. A rugged individualist ... cheerful ... Australian. Must have been a doll.
'TWO OR THREE ACTUAL UNIFORMED N.S.W. POLICE: ... If available and co-operative. No dialogue.'