Coursed squared ironstone and limestone, and coursed rubble, ironstone dressings, lead roofs, except for plain-tile roof to chancel
Two fine early C18 gargoyle heads
South chancel chapel has small piscina with pointed hollow-chamfered arch and 2-light C13 east window, now internal, which has Y-tracery with nailhead decoration and hollow-chamfered jambs and mullion
Nave has C13 4-bay arcades, that to south earlier with round piers, semi-circular responds, moulded capitals, 2 with stiff-leaf foliage and chamfered arches
C15 rood screen with ribbed coving and Perpendicular tracery
Painted Glass panel in north aisle window of Christ carrying Cross signed C.L. Gray 1827
Stained-glass east window c.1900, C19 stained glass window in tower, other stained glass windows of c.1900 to aisles
White marble wall monument either side of altar, that to right dated 1704 to Alicia Whitfield d.1617 and other members of same family, with coat of arms and flanking volutes
Wall monument to Reverend Samuel Kenton, d.1753, and his wife d.1747, erected by their only child Catherine
Similar wall monument to Catherine and Reverend Francis Reynesford, d.1785, with urn finial and cherub's head below
Similar wall monument to James Wassen, d.1797
Other C19 wall monuments. (Buildings of England: Northamptonshire, 1973, p.129
D. Peet, A Brief History and Architectural Description of the Parish Church of St. Michael and All Angels at Bugbrooke, 1970).