Keith Dennison was the father of Tricia McNeil and Megan Dennison Viscardi. Keith took care of his daughters alone and was overprotective of them, especially of Tricia during her relationship with Ryan McNeil. In 1996, Jill Abbott became involved with Keith. Keith proposed to Jill, but she turned him down. In 1997, behind Victor Newman's back, Jill and Jack closed a business deal with businessman Keith.