For starters go to http://junior.apk.net/~ctd/d0001/g0000057.html#I811
Where I have him on-line as William Quayle I. Off line he is Wm Q. Iv back to about 1600. Also his wife - Margaret Cain's parents are Wm Cain Sr burial 01 May 1724 and Elinor ( - ) Cain burial 16 May 1734 both Kirk Michael Old Yard. Because you asked I'll try to find time to update that branch of the tree (my wife and I are in the process of moving).