Nightmare (1956)

Clarinetist Stan has a nightmare about killing a man in a mirrored room. But when he wakes up and finds blood marks on himself and a key from the dream, he suspects that it may have truly happened.

Directed by: Maxwell Shane

Starring: Edward G. Robinson, Kevin McCarthy, Connie Russell, Virginia Christine, Rhys Williams, Gage Clarke

Links: IMDb, Movie posters, Movie stills