To Love, Honor and Deceive (1996)

Her son has been kidnapped by the most dangerous man she knows...

Sydney Carpenter is a devoted mother to her young son, and is now accustomed to the puzzling existence of her mysterious, non-communicative husband, Matthew. When her husband and son are suddenly lost at sea after a boating accident, Sydney's comfortable existence is shattered. Although overwhelmed by her grief, Sydney cannot ignore the strange pieces from her husband's past that continue to make their way into the present.