River of Rage: The Taking of Maggie Keene (1993)

In this made-for-TV suspense story, Maggie (Victoria Principal) is a divorced mother of two who is invited on a rafting trip by the new man in her life. She is nervous that something could happen along the way, and her intuition proves to be right on the money when one of the members of the rafting party turns out to be a psychopathic killer. Maggie finds herself battling the elements as she tries to escape from the killer, while her former stepson races to find her when he hears about foul play along the river.