The Expert

Dr John Hardy

Dr Jo Hardy

Det. Chief Insp. Fleming

Det. Sgt. Ashe

Sandra Hughes

Price

Susan Bartlett

Jane Carter

Inspector Lawrence / Manager

Mrs Clark

Vivien / Jean Buckley

Detective Chief Superintendent Mowbray / Det. Chief Supt. Mowbray

Martin Ingram

Susan

Leo Yates / Paul Conway

Vicky Hammond

Cooper

Asst. Chief Constable Rogers

Foreman / Munt

Mrs Waring / Mrs Parker

Sgt Croft / Postman

Ackroyd / Motorist

Policeman / CID Officer

Alice Simpson / Pat Elliot