Don't know if any of this will help you, it is from Ancestry but I gave their sources so maybe you can find the same records...
I found a Thomas Misplee on Ancestry in the Bishop's Transcript with a Burial date of 10 February 1831 Buried in St Mary, Barnes, Richmond on Thames, England
Original data: Board of Guardian Records, 1834-1906 and Church of England Parish Registers, 1813-2003. London Metropolitan Archives, London.
Then I found a baptism for a Thomas Misplee on 26 of July 1752 with Parents William and Elizabeth Misplee...
I found a Baptism for a William Mispley on 7 October 1715 in Barnes, St Mary, Surrey, England with parents David Mispley and Sarah
Original data: Anglican Parish Registers. Woking, Surrey, England: Surrey History Centre.
I found a marriage for a William Misplce and Elizabeth Wyatt on 7 April 1940 Middlesex, England
Original data: Church of England Parish Registers, 1538-1812. London, England: London Metropolitan Archives.