Coursed squared limestone, plain-tile roof to chancel, lead roofs to body of church
C13 ornamental string-course at level of springing of central lancets, partly renewed and carried over windows as hood mould and over blocked side-lights of original east window either side of present window
Nave has C13 5-bay arcade with quatrefoil piers, moulded bases and capitals, double-chamfered arches and toothed hood moulding
Those to west probably late Clb or early C17 with bar stops to ties and side-struts to principal rafters
Wall monument, oil on board in Japanned wood frame to Henry Longueville, d.1713, and 3 wall monuments signed by William Cox of Northampton, to Harriet Kantchbull, d.1767, to Reverend Pulter Forester, rector of Cosgrove and Passenham, d.1778, and to Reverend Richard Wadsworth, d.1781