Monsters aren't just for Halloween but these dingbat fonts have lots of scary, goofy, or silly monsters and creature faces that make good Halloween clip art. Find Scary and Funny Monsters and Creature Faces in Dingbat Fonts such as BitsBats and Brian Powers Doodle.
Some otherwise tame dingbat fonts full of business-like symbols sometimes contain a few Halloween-appropriate images as well. Find Skulls, Ghosts, Spiders, Pirates in Dingbat Fonts such as Webdings and Eller.
Nice selection of traditional Halloween images including witch, black cat, skulls, tombstone, ghosts, and bats in a cut-out style are in this free Halloween font. Also has devilish faces, shapes, and symbols.