Alfred Hitchcock Presents S06E36 - Final Arrangements

Leonard Compson hates living with his overweight and overbearing wife Elsie. He goes to a funeral home and orders a casket. The next day he calls the funeral home and tells them to bring to casket to his house to pick up a body. Leonard then buys some rat poison and goes home. When he gets there his wife berates him. He drinks the poison and dies. The men from the funeral home arrive and take away his body.