This The Mentalist screencap contains
Fedora, nadama sumbrero, Homburg, Stetson, trilby, boater, leghorn, panama, panama sumbrero, mandaragat, espumadera, and dayami sumbrero.
There might also be
porkpie, porkpie sumbrero, hat campaign, ubod sumbrero, ubod helmet, sun helmet, yelmong pantropiko, and topi.