Nave: C13
north aisle C14 and both aisles rebuilt late C18
two windows with pointed arches incorporating some C14 stonework and with no tracery (the easternmost is blocked) and two square-headed windows
west end elevation has a pointed window reconstructed from C13 masonry with a hood mould.
the adjacent gable end has a gabled monument at its base to Thomas Bowater Vernon, died 1859
north arcade has octagonal columns and re-used C14 capitals.
The Vernon Chapel has a C17 oak altar table from St Helen's, Worcester, and in the north transept is an elaborately painted organ case.
In the north aisle are the original artist's models of the Nativity and Resurrection panels for the reredos of Liverpool Cathedral and in the south aisle is an early C16 relief and, the parish chest.
In the tower is a late C18 bread dole cupboard and more C17 panelling.
Memorials: numerous good examples including, in the Vernon Chapel, a large monument to Thomas Vernon, died 1721, by Stanton and Horsnaile with semi-reclining effigy flanked by figures of Justice and Learning and, behind, Corinthian columns support an open pediment
Glass: C19, in east window, Vernon Chapel and north transept.
it contains some interesting sculpture, including several large monuments, and some late C18 fittings.