The Day of the Dolphin (1973) is a Drama, Science Fiction, Thriller, Adventure film that follows a marine biologist teaches his dolphins to communicate in English but shady characters plan to kidnap the trained mammals for a more sinister purpose. The Day of the Dolphin is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 5.9 out of 10 from 66 votes. Fans of drama movies may also want to explore similar titles below.