useless trivia: What Word Means: A First Name - A Nobleman - A Kind Of Tree?

Questions

what character did michael j fox play in the film back to the future?

who directed the 1989 film the war of the roses?

which actress co-starred with michael douglas in the film war of the roses?

who was the male star of the 1967 film barefoot in the park?

in which 1975 film does richard dreyfuss play a marine biologist called 'hooper'?