Unsolved

亚力克斯·诺顿

饰：Himself - Presenter

George Puttock

饰：Himself - Helen`s Husband

Ricky Mason

饰：Himself - Strathclyde Police

Robert Johnstone

饰：Himself - Former Detective Superintendent, Strathclyde Police

Arnot McWhinnie

饰：Himself - Former Daily Record Crime Reporter

Billy Little

饰：Himself - Strathclyde Police

Anthony Busuttil

饰：Himself - Pathologist

Isla Traquair

饰：Herself - Reporter

Isla Traquair

保罗·伦纳德·摩根