Militant feminists are pro-choice because it's their ultimate avenue of power over men. And believe me to them it is a question of power. It is their attempt to impose their will on the rest of society particularly on men.
A good actor is someone who knows how to take the part and make it real and make it honest and be effective in it. If it's in a funny movie and as long as they are cast in an appropriate way humor will come from it.