The following is a list of IRW Khazara personnel.
Named
Unnamed
Bridge officers
These four Romulan officers served aboard the Khazara during its secret mission to the Kaleb sector. They worked on the bridge and two of them also participated in the dinner at the wardroom. (TNG: "Face of the Enemy")
Centurion
This crewman held the rank of centurion aboard the Khazara in 2369.
He was guarding the ship's cargo hold and was sent outside by Deanna Troi, undercover on the ship as Tal Shiar Major Rakal, when she wanted to inspect the secret cargo: Members of the Romulan underground movement defecting to the Federation. (TNG: "Face of the Enemy")
Pilot
This crewman served as pilot aboard the Khazara in the late 2360s.
In 2369 he piloted the Romulan Warbird into the Kaleb sector at orders of Counselor Deanna Troi who was in disguise as Major Rakal aboard the ship. Loyal to Commander Toreth he later fired his disruptor at Sub-Commander N'Vek and killed him. (TNG: "Face of the Enemy")
Background information
The following images are makeup continuity Polaroids taken on the set in 1993. They're giving clearer shots of the four Romulan bridge officers pictured above.