The final episode of Homicide, 'The Last Task' saw the return of Leonard Teale to reprise his role as Inspector (formerly Sergeant) David Mackay.
The script held in the Crawford Collection in the AFI Research Collection contains the following character notes (excluding regular characters):
'"HERCULES" HART: Is small enough to be classified as a midget. His diminutiveness is probably the rationale behind his obsession to be friends with everybody. Besides, he's too small to win fights. He is not a simpleton but this eagerness to be a friend to all frequently leaves him wide open and he is used to being taken advantage of - the butt of a million practical jokes. His defence against such pranks is the only one he knows - a thin smile of acceptance and resignation. Being "different" has oriented him towards the world of the "freak", the side-show ... and through this to the world of entertainment, show biz and entertainers ... and massage parlours. Being small has created within him an affinity to youngsters.
'KATE HOLSWORTH: Is one of Hercules' two real friends. She is a mother-figure - a role she has unconsciously come to accept. Kate is the matronly manageress of "The Garden of Eden" massage parlour - an institution that does as little as any such establishment to conceal its raison d'etre. She manages the parlour most professionally for -
'DOM. LUCAS: A man of European origin who has battled all his life on the fringes of the law to become the owner of several such establishments. Dom is approaching his 60's and the results of the many tough struggles he's survived during his life are starting to show. He is beginning to slow down ... and the vultures are beginning to notice. (Drives).
'BELINDA AND HETTIE: are Masseuses at "The Garden of Eden". They live on the premises. All other masseuses come in on a day basis.
'BELINDA: is the most presentable of all the girls employed there. Kate considers Belinda her right-hand "man", but she sells Kate out once it becomes evident Dom's dynasty has the skids under it.
'HETTIE: is loyal to Kate to the degree one would expect between employer and employee in this particular kind of business.
'YVETTE: is a smart young member of the stable of -
'RON PETERSON: A tough crim on the make. He believes Dom is aging sufficiently to make him an easy pushover. Peterson is the prime vulture. (Drives).
'IAN SPENCE: is a heavy, Peterson's lieutenant. (Drives).
'INSPECTOR MACKAY: Former member of the Homicide Squad.
'GREG WATKINS: Forensic Officer. (Drives).
'HELPER: A public-spirited citizen.
'MOTORCYCLE POLICEMAN:
'CUSTOMER:
'V.K.C.
'TAXI DRIVER: (Actual)
'GARAGE MANAGER:
'OLD MAN: (Extra)
'LUBE ATTENDANT:
'SPEEDBOAT OWNER'.