Stanley is described as small and fat, wearing glasses. Mr. Sir is an angry old man with a mustache. Zero is a frizzy-haired boy who cannot read or write. Mr. Pendanski brings water to the camp. The Warden owns Camp Green Lake. Zig Zag is one of the older boys who has been there the longest. Twitch is new and always twitches, having robbed cars before. Armpit is another older boy. Kate Barlow kisses Sam and kills a police man.