The door opening is surmounted by a large 4-light, stained glass Perpendicular window.
The tower has a crenellated parapet with angle gargoyles and angle and intermediate crocketted pinnacles.
An entrance porch, on north side of nave, still has the original stone holy water font.
SJ7652 : St Bertoline, Barthomley - Font
The north aisle windows are four-light leaded with ogee tracery whereas those to the south are three-light with stained glass.
Chancel flanked north by vestry and south by Crewe Memorial Chapel.
This contains alabaster C14
The C17 oak reredos is now against the south internal wall of the tower.
A Perpendicular carved oak parclose screen encloses the organ west and south at the east end of the north aisle.
Elaborately carved, panelled, slightly cambered, oak ceilings to nave and aisles supported by consoles.