Front row from left:
David "Doc" Cowley HM1,  Larry Ortt ET,  Pat Yanahan ET3,  Peter "Jim" Dietor ET1 (kneeling),  Sloan QM,  I dunno, but he acted as the ship's barber,  another guy I dunno and Andy Douglas SOG2.

Next four guys behind from left:
Lou Avallone ET2,  John Wheeler ET2,  John Hansen ET3  and  Al Forget YN1 (kneeling at edge of hatch cover).

Back row from left:
Michael Hill ET3,  Joe Herrington IC2,  John Hansen ET2,  Al Forget YN1,  Dave Damon ET1, I dunno,  Sloan QM,  Roger Olds PH1,  Peter "Jim" Dietor ET1

(Click the photo to enlarge.)

(Thanks to John Hansen for the names.)