Double Exposure originated as an episode of the TV series Columbo. Guest star Robert Culp plays Dr. Bart Keppler, a motivational research specialist. Using (and abusing) his expertise in planting subliminal messages in the subconscious mind, Keppler lures a rival to his doom. It's the "perfect crime"-until Lt. Columbo (Peter Falk) begins nosing around. Chuck McCann, Louise Latham, Robert Middleton and Arlene Martel costar. Double Exposure was first telecast December 16, 1973. ~ Hal Erickson, Rovi