The Alfred Hitchcock Hour - Season 2 Episode 31 : Isabel 1965

Howard Clements is wrongfully accused of assaulting a woman named Isabel Smith. He is convicted of the crime and is sent to prison for two years. When he gets out of prison he steals $13,000 which is the exact amount he would have earned if he had not been in prison. He then opens a record store in his hometown. He meets Isabel a few times and manages to get a date with her. Eventually the two become engaged. On their honeymoon, Howard sabotages the fuel line of the boat they rented and convinces Isabel to take a ride on it solo. Later, Howard gets hiw revenge when he hears an explosion in the distance. As he returns home, he is stopped by the police who know about his theft and also suspect him of murder.