Interior
Nave of 4 roof bays with exposed rafters and collared trusses with braces carried down to wall posts on moulded corbels; chancel of 3 roof bays with collared trusses with cusped braces, pierced with trefoils, carried down to wall posts on moulded corbels. Chancel raised by 2 steps; sanctuary with a reredos formed by a mosaic of marble tiles in a floriate design; oak communion rails on shaped and decoratively pierced stanchions.
Fittings: Late C15 3-tiered octagonal font, the lower 2 tiers conical and converging towards each other; set on a chamfered base. Facing panels of the bowl decorated with mix of recessed round and cusped arches, saltires and one with a quatrefoil; lower tiers with plain and trefoil arches and saltires. Bell dated 1611. C20 pulpit with 5 facing panels; paired trefoil recesses with quatrefoils above to upper part, paired quatrefoil recesses to lower part and with carved chamfered angles. Lower part of pulpit recessed with upper part supported on pierced floriate brackets. Pitch pine pews.
Glass: Chancel E window, Christ at the Sea of Gallilee, (showing Rhoscolyn Bay in background). Nave, S wall, W window, St. George and St. Michael, to Cpt. A D H Grayson RFA and 1914-18 war memorial (to a design by Burne-Jones); E window, Christ, to Ianet Maud Pemberton d.1892. Nave, N wall, W window, St. David and St. Gwenfaen, to Francis Mathrall d.1907; E window, Christ and the shepherds, to James Lewis d.1896. Porch, W window, St. Luke; E window, St. John.
Monuments: The church contains memorials dating back to the C17 including; Nave, S wall, marble memorial with achievement-of-arms above to Hugh Hughes of Plas, Inspector General of Excise in Dublin, Tully, Co. Kildare, Esq., d.1754. Nave, N wall, marble memorial to the ancestors of John Hughes of Plas, his father Hugh Hughes, 1699. Chancel, S wall, marble memorial bearing crest of lion rampant, to Thomas Roberts of Bodior, d.1736, his wife Margaret, d.1748 and their son William, d.1763. Chancel, N wall, marble mural monument with flanking pilasters, an achievement-of-arms above, and 2 cherubs' heads below, to John Owen of Bodiar, d.1709, and his wife Elizabeth, daughter of Rowland Jones of Pentraeth, d.1719. There is also a fine C20 memorial of copper, with Art Nouveau styled design, to John Hopkin, preacher, d.1901.