Parents David Cannell + Alice Moore - David's will 1809 (bur Onc 18090203) - dated 30 Jan 1809;wife Alice als Moore (m Onc 17741220 - witt parish clerk + John Cain) (house + garden being part of Ballachroink during life then to son James) exex;ch Charles, James,Margrate, Alice + Thos(if alive);
Alice's will is in 1820 but don't have that

David was I think s/o Charles Cannell + Mary Cowen (they were living in Bishop's demesne in Ballaugh - see Manxnotebook re this area)

where does he fit in with your original query ?