74 mins N/A Signpost to Murder | 1965 Thriller, Mystery The doctor of a mental patient tries to frame him for a murder. 74 mins N/A Director: George Englund Writers: Sally Benson, Monte Doyle Stars: Joanne Woodward, Stuart Whitman, Edward Mulhare | See full cast & crew » Jump to Related Articles Photos Cast & Crew 0Awards Synopsis Cast Joanne Woodward ... Molly Thomas Actor Stuart Whitman ... Alex Forrester Actor Edward Mulhare ... Dr Mark Fleming Actor Alan Napier ... The Vicar Actor Joyce Worsley ... Mrs Barnes Actor Leslie Denison ... Supt Bickley Actor Murray Matheson ... Dr Graham Actor Helen Mattingly ... Officer Rogers Actor Carol Veazie ... Auntie Actor Full Cast & Crew Director George Englund Director Full Cast & Crew Writers Sally Benson Screenplay Monte Doyle From Story Full Cast & Crew Company Metro-Goldwyn-Mayer Studios Inc. Studio Full Cast & Crew Synopsis The doctor of a mental patient tries to frame him for a murder.