Rooper is sitting on the extreme right of the photo.

Here is Rooper's service record:
Lieutenant James Anthony Rooper, RN
Graduated with Pilot class 40
29/11/38 as a Sub-Lieutenant RN (seniority date 01/10/37)was posted to 800 Squadron, FAA, assigned to HMS Ark Royal.
14/08/39 status unchanged.
14/10/39 status unchanged, but Squadron is ashore at RNAS[Royal Navy Air Station] Hatston (HMS Sparrowhawk)
xx/10/39 promoted to Acting Lieutenant, RN (seniority date01/10/39), still with 800 Squadron, FAA.
18/05/40 status unchanged, but Squadron is again assigned to HMSArk Royal.
xx/05/40 promoted to Lieutenant, RN (seniority date16/04/39) – earlier seniority date for combat service in Norway.
18/07/40 status unchanged.
20/09/40 status unchanged.
18/11/40 status unchanged.
14/01/41 status unchanged.
xx/03/41 status unchanged.
04/04/41 800 Squadron disembarked HMS Ark Royal in UK and temporarily disbanded, personnelgiven one months leave.
01/06/41 assigned to the newly formed 881 Squadron, FAA,which was intended for eventual deployment on HMS Ark Royal, then in the Med.
11/06/41 killed as a member of 881 Squadron when his MartletII (AL-254) collided with a Fulmar I (N1924) over .Lee-on-Solent and crashedinto the sea.