Wasps lost Joe Launchbury to an ACL last Sunday but that hasn't prevented them from allowing Levi Douglas to link up with French club Toulon.
Jamie Shillcock will make his first Gallagher Premiership start in almost a year when depleted Worcester host Wasps bidding to end their wretched form.
All of the starting line-ups for the Gallagher Premiership Round Four action this Boxing Day and Christmas weekend.
Wasps went all out with their Champions Cup XV at Dragons but Joe Launchbury is among those on the missing list to face Montpellier.
Promoted Newcastle were tipped for 2020/21 relegation but their excellent start to the Premiership has continued with a deserved win at Wasps.
Beaten at Leicester last weekend, Gloucester bounce back against Wasps with a power-packed display capped by Billy Twelvetrees.
Wasps have handed out a new contract to Levi Douglas, with the young second row doing enough to impress despite making just one appearance.
Set to turn 25 next month, new Wasps signing Levi Douglas was one of 16 players that Bath confirmed on June 5 would be leaving the club.