Bell stage has 2-light Decorated windows (that to south lengthened) Frieze with ballflower and heads, gargoyles at angles
Chancel interior mostly of 1873 by Blomfield, but retains lancet in very deep splayed opening to north (now into vestry). North aisle contains a good set of monuments: to Sir Edward Montague, d.1557, a tomb- chest with recumbent figure, to another Sir Edward Montagu, d.1602, an elaborate canopied monument with 2 recumbent effigies, and an architectural tablet to a third Sir Edward Monague, d.1644, as well as a fragment of Norman carved stonework set into the wall above an aumbry
C19 font, fittings and stained glass (the east window commemorating Reverend John Lucas Sutton, d.1871, and his family). (Buildings of England: Northamptonshire: PP449-50).