Casey's Gift: For Love of a Child (1990)

Terry and Peter Stillwell enjoy a close friendship with their next-door neighbors Donna and Hank Bolen. Their children have grown up running through each other's houses and both families have shared their joys and sorrows. However, when the Stillwells' six-year-old son Casey drowns in the Bolens' unsupervised swimming pool, the tragedy threatens to tear their friendship apart.