All our beloved favorite super-heroines have boobage by the truckload. The problem is, most actresses don't. Comic book proportions are relatively hard to find in Real Life (especially among the acting population), so more often than not, the folks behind the movies simply won't try to replicate the sizable endowments of their comic book counterparts, and will cast actors who are noticeably more commonly proportioned. Examples of Big Bra to Fill include: