The rendered north aisle has a C14 window with 3 cusped ogee lights and reticulated tracery, an ogee headed north doorway with moulded hood and finial and human head stops, 3 light window in single chamfered 4 centred arched surround and a C14 5 light window with reticulated tracery, moulded head and hood and human head stops, and a similar, smaller 3 light window in the east wall.
The C15 clerestorey consists of 4 triple windows, cusped heads to the lights and single chamfered 4 centred arched surrounds.
Single chamfered inner doorway with one human head label stop remaining to the left, and clasped purlin roof dated 1665.
Interior has 4 bay arcades, the northern responds are annular and of c.1200, matching the spurred bases of the arcades.
Otherwise C14 double chamfered arches with octagonal piers and capitals.
The C15 tower arch with hollow chamfered octagonal responds, moulded capitals and double chamfered arch.
The nave and aisle roofs have substantial medieval timberwork including moulded principals and bosses.
In the nave and south aisle walls are disposed C14 heads in a random manner.
In the south aisle is a small piscina with octagonal base and in the north wall a C15 4 centred arched doorway to the rood loft, also visible in the south side of the aisle.
Also in the aisles are traces of C15 painted decoration and script.
In the chancel a marble slab with the fragment of a fine brass consisting of foliated cross, 7'O" long.
Brass cross to Stephen de See, dating from the 14th C, the lower part stands on a rock in the sea complete with fishes.
In the chancel north wall a carved stone Gothic wall monument to the Crosland family d,1871.
The chapel has founded in 1358 by Thomas de Kele and William de Wolfhowe.