Here is the full list of those who have re-engaged:
As we have already reported, we have lost fullback Ben Wyatt who has signed for Colchester United.
These re-engagements are subject to paperwork which cannot be confirmed with the Football Association until 1 July 2016.
Further announcements about Kevin Horlock's playing squad will be made in due course.
Updated 16:10 - 17 Jun 2016 by Richard Buckby