Lethal Vows 1999 ‧ Drama/Thriller ‧ 1h 27m John Ritter Welcome to the movies and television

A woman becomes suspicious when her ex-husband's new wife dies after displaying the symptoms of a mysterious illness she herself once suffered. The ex-wife comes to the conclusion that he is responsible for poisoning both of them, and enlists the aid of a detective in uncovering the truth behind her suffering.