Dying Room Only (1973)

She's Alone. No One Believes Her. And There's No Way Out.

Cast

Cloris Leachman, Ross Martin, Ned Beatty, Dana Elcar, Louise Latham

Overview

A married couple are traveling on a deserted desert road at night. They stop at a diner and the husband goes to the men's room. He never returns and the wife begins to suspect serious foul play.