Collins reports that Sir Thomas left no issue "whereupon Robert Russel, and Robert Winter, were found to be his Cousins and Heirs". VCH (Gloucestershire, vol 11, Westonbirt with Lasborough: Manors and other estates), and other places in VCH, report that sundry property passed to Sir Thomas's "nephew John Greville of Milcote" but that John appears to be a more distant relation (see below) though there may be some confusion between different parts of Milcote.
Mentioned in VCH (Warwickshire, vol 5, Parishes: Weston-upon-Avon with Milcote).
Their descendants include the later Lords Willoughby de Broke.
Collins mentions that Sir Edward's line terminated in two daughters. They are named as follows in Berry's Essex Pedigrees (1878).
The following comes from Visitation (Gloucestershire, 1623, Grevill (in Appendix I)).
The following comes from Visitation (Gloucestershire, 1623, Grevill) with input as reported.
The following comes from Visitation (Worcestershire, 1569, Handford).