Craig Clarke and John Schwalger called up to the squad as cover for Owen Franks and Bryn Evans after they were called up to the full squad, Clarke takes Evans place as he took his All Black place permanently.
Stephen Brett takes McAlister's place after he was called up to the senior squad.
Alando Soakai was also brought into the squad as Karl Lowe went on temporary paternity leave.
James McGougan was called up as cover for an eye injury to Jamie Mackintosh. If Mackintosh is able to play he will rejoin the squad.
Alby Mathewson did not travel to Samoa because of a shoulder injury, he will re-join the squad if he re-covers. Sean Romans takes his place.
Lelia Masaga also called up to the full squad and was replaced by Callum Bruce. Ged Robinson was called up as cover for Aled de Malmanche who was called up to the All Blacks. George Whitelock was additionally called up by the All Blacks, as Karl Lowe returns to the......