INT DEATH STAR - MAIN DOCKING BAY
1.IMPERIAL STORMTROOPER - Grey uniform, just off-screen (only arm seen) facing right
2.R5-J2 - Black with Red trim, Thanks to Jamie Moon for identifying.
3.Darth Vader -
4.Moff Tiaan Jerjerrod - "Lord Vader, this is an unexpected pleasure"
2.UNNAMED R5 UNIT - Black with Red trim, (just behind the other stormtroopers) Some clues at the Star Wars Astromech Droid site
As stated before, not even gonna try to identiy all the stormtroopers,
