Fan Casting Monstrous Regiment

[from terrypratchettbooks.com] Polly Perks has to become a boy in a hurry if she wants to find her missing brother in the army. Cutting off her hair and wearing the trousers is easy. Going to war however, is not. Polly and her fellow raw recruits are suddenly in the thick of a losing battle. All they have on their side is the most artful sergeant in the army and a vampire with a lust for coffee. It’s time to make a stand.