The Alfred Hitchcock Hour: "The Long Silence" (1963)
Season 1 episode 25 of the series, written by Charles Beaumont & William D. Gordon (based on Hilda Lawrence's story "Composition for Four Hands"). Director: Robert Douglas. The cast: Michael Rennie, Phyllis Thaxter, James McMullan, Natalie Trundy, Vaughn Taylor, Connie Gilchrist, Claude Stroud, Rees Vaughn. Host: Alfred Hitchcock. Original air date: 22 March 1963.