This The Mentalist screencap contains
fedora, felt hat, homburg, stetson, trilby, business suit, porkpie, and porkpie hat.
There might also be
beaver, castor, dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper, beaver, and sombrero.
The Mentalist 6x12 "The Golden Hammer" -- Jane and the FBI investigate the murder of a high-tech cartographer who may have unearthed a spy ring before his death...