Jerry Fletcher often makes complicated scenarios of conspiracies and publishes them in a newsletter sent out to five recipients. He becomes a target after one of his theories turns out to be true. Unfortunately, in order to save himself, he has to figure out which theory it is.
In the hands of stars in denial about their stardom and a director who can't be bothered to take things seriously, it has come out implausible and unsatisfying, a comic thriller that is not especially funny or thrilling.
Donner directs with an efficient hand. He keeps the action moving briskly. But most important for this format, he knows how to slip in a quick joke or two without detracting from the tension of the suspenseful plot.