Trivia: The bystanders looking at the camera when Rosemary crosses the street were staring in disbelief as Mia Farrow actually wandered out into oncoming traffic! Polanski did not want to "stage" the scene, so she was literally risking her life.
Trivia: The scene where Barbara crashes the car into the tree wasn't scripted originally; an accident that put a large dent in the car before the scene was shot prompted George Romero to re-write the scene in such a way that the dent is justified.
Trivia: When Vincent Price, "The King of Hams", once got into an argument with the very promising 25-year-old British director Michael Reeves during this film's shooting, he said: "I've made eighty-seven movies." Reeves responded: "I've made three good ones."