Invitation to an Accident Alfred Hitchcock Presents : Season 4 Episode 36

Albert Magnum is a well known ladies man. He advise a woman named Virginia to stay away from her ex-husband Joseph because he is a jealous man. After Virginia is almost killed, Albert suspects Joseph. To find out the truth, Albert takes Joseph fishing and asks him subtle questions about how to murder's one wife. Albert shifts the conversation to one about how to murder the lover of one's wife. Albert suggests coffee laced with arsenic. He offers Albert some coffee. He drinks it and dies. Joseph suspected mistakenly that Albert was his wife's lover.