Dexter McCallum was married to Louise McCallum. In 1961, Louise was murdered, and Dexter was convicted for it. In 2003, Dexter sent a letter to Lana Lang, Louise's great niece, wanting someone in the family to know that he didn't kill Louise. Unknowingly, this encounter prompted Lana and some of her friends to investigate the murder and uncovered that Louise had been murdered by Lachlan Luthor, under orders from Billy Tate, Dexter's best friend. The plan had been to kill a drifter, whom Louise had gotten close to, then frame Dexter for the murder. Giving Tate an opportunity to get involved with Louise. After Tate confessed, Dexter was released from prison.
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