Gumshoe comes from director Stephen Frears and a screenplay by Neville Smith. The cast includes Albert Finney, Billie Whitelaw, Frank Finlay, Fulton Mackay, Janice Rule, Carolyn Seymour, and George Innes. Andrew Lloyd Webber handled the music, while Chris Menges was responsible for the cinematography. There's a line—"William, you’d sell cancer to a dying man but you wouldn't plant a stiff on your own brother"—that…