Dr. Jake Terrell, who has been training a pair of dolphins for many years, has had a breakthrough. He has taught his dolphins to speak and understand English, although they do have a limited vocabulary. When the dolphins are stolen, he discovers they're to be used in an assassination attempt. Now he is in a race to discover who is the target, and where the dolphins are, before the attempt is carried out.
- Year: 1973
- Country: United States of America
- Genre: Drama, Science Fiction, Thriller, Adventure
- Studio: AVCO Embassy Pictures
- Keyword: based on novel or book, dolphin, assassination attempt
- Director: Mike Nichols
- Cast: George C. Scott, Trish Van Devere, Paul Sorvino, John Dehner, Severn Darden, Elizabeth Wilson