The Premier League today published the retained lists of its member clubs.
And Newcastle’s list revealed contract offers to Cass, Matty Bondswell, Niall Brookwell, Will Brown and Joe Oliver.
North Shields-born defender Cass, 22, spent last season on loan with League Two club Port Vale.
A number of scholars have also been offered contracts by the club, which finished 11th in the Premier League last season.