Prop Marc Thomas and full-back and winger Melani Nanai are among eight more players leaving Worcester at the end of the 2021-22 season.
Back-row forward Caleb Montgomery, tighthead prop Joe Morris and lock James Scott are the other senior players departing.
Thomas made 26 appearances for the Warriors after signing in 2020.
New boss Steve Diamond has promised to revamp the squad with seven new signings already confirmed.
WORCESTER WARRIORS NEW SIGNINGS:
#1&2. Curtis Langdon and Cameron Neild from Sale Sharks
Diamond made Sale Sharks pair Curtis Langdon and Cameron Neild his first signings for Warriors for the 2022/23 season.
England international hooker Langdon and back-row forward Neild both worked under Diamond during his successful ten-year stint as Sale’s Director of Rugby and will link up again with him at Sixways.