The Alfred Hitchcock Hour - Season 2 Episode 8 : The Cadaver 1965

Medical student Skip Baxter has an alcohol problem and a practical joke playing roomate named Doc Carroll. Doc wants Skip to quit drinking and cooks up a scheme. He takes a cadaver from the medical school morgue and dresses it to look like a waitress named Ruth. He then puts it into Skip's bed as he is sleeping off a hangover. When Skip wakes up, he sees the body and becomes convinced that he committed murder in an alcoholic stupor. He wraps the body in a rug and disposes it. When he returns to school, he finds out that Ruby is alive and that Doc has gotten into trouble for stealing a cadaver. Skip agrees to replace the body to get skip out of trouble. At the next anatomy class, the professor reveals the replacement cadaver to be the body of Doc Carroll.