This Doctor Who screencap contains
filzhut, homburg, stetson, trilby, fedora, stetson trilby, boater, leghorn, panama, panamahut, seemann, skimmer, hut stroh, bootsfahrer, bein, strohhut, livorno, and panama-hut.
There might also be
porkpie, porkpie hut, kleid hut, hut hoch, opernhut, zylinderhut, ofenrohr, deckel, biber, kleiderhut, hut, seidenhut, topper, kleid, hi-hat, opera hut, zylinder, kampagne hut, and kampagnenhut.
A specially filmed scene for the 2008 Prom at the Albert Hall, London. It's called Musik OF THE SPHERES, stars David Tennant as The Doctor with Jimmy Vee as a Graske and was written Von RTD.