After the war ended and Achnacarry closed, those Royal Marines selected for specialised Commando training attended the Commando School initially located at Towyn in Wales, then relocated in 1947 to Bickleigh in Plymouth. In 1954 it was moved to the ITC Lympstone.
Commando School RM
Capt. John Buscall died whilst serving at the Commando School RM. 
In 1942 the then PLY/X 561 Sgt John Allan Buscall RM was promoted Lieutenant. 
In August 1943 on their formation, he joined 46RM Commando and served with with 'Z' troop of 46RM Commando. 
He received a MID for distinguished services in NW Europe whilst Lieutenant (Acting Major). 
Marine Richard Cobb died whilst at the Commando School RM.
Sergeant Samuel Hewitt died in a canoeing accident during a training exercise.
He had been attached to the Amphibious School from the Commando School for two weeks' training with the Special Boat Wing. The accident occurred when his canoe capsized during a night exercise. [Sources: AFM ROH / Globe and Laurel issue Mar-Apr 1952, p71.]Notes AFM ROH show his ship/unit as RMB Eastney.
Sergeant Charles Stanford drowned during a training exercise at St. Ives.