Soon after the accession of William Rufus, St-Calais became one of the king's most trusted lieutenants,[REF] along with the recently released Odo of Bayeux [REF].
St-Calais was the only bishop who did not actively aid the king; the rebelling magnates included Roger de Montgomery Earl of Shrewsbury, Robert de Mowbray Earl of Northumbria, and Odo's brother Robert Count of Mortain.