Eskimo Nell(1975)

Three young men, a scriptwriter, a producer and a director are called in by Benny U Murdoch, an exotic movie producer. He wants to make a new erotic movie starring a big woman - the "Eskimo Nell" of the title. However problems start from the beginning, the scriptwriter is a virgin, a lover of penguins and hasn't a clue on how to write an erotic movie, each of the three main backers want a different type of movie - a western, an erotic and a kung-fu movie with different people in the main part. However problems really start for the three when Benny runs off with all the money and they have to make three different versions of the same film and try not to let the backers and stars know what has happened. And this is made harder when there is a clean-up-filth society breathing down their necks....