Yes. Johnny Wells, Donald Andrews, Celia Wells, and Chris Andrews. Johnny, Donald, and Chris were half siblings from Julia's mom. Celia was supposedly a half sibling of her father, but Ted Wells is...
Yes he had a younger brother named Thomas.
He had at least one brother - Simon Peter the Apostle.
yes robert and hugh jackson
Andrew had at least one brother named Simon who would later be known as St. Peter.