 Neither of his plays has survived.Gunnell partnered with William Blagrave, Sir Henry Herbert's assistant in the office of the Master of the Revels, to establish the Salisbury Court Theatre in 1629.The Salisbury Court was one of the so-called "private" theatres of the era, comparable to the Blackfriars or the Cockpit, as opposed to the "public" theatres like the Fortune or the Globe that catered to a broad audience.