In the temple, Cavil draws his gun to shoot D'Anna with his right hand, camera jumps to Baltar and back to Cavil, who now holds the gun with his left hand. Angle changes and it's back in the right hand as Baltar shoots him.
Baltar, D'anna and Cavil disable the explosives by removing the detonators, preventing them from going off. However all that should have done is stop the main charges; the detonators themselves should have still exploded.
The "Stat 3 Profile" name can be seen on one of the books on the shelf in the infirmary at 38:07.
At 17:54 the Elcan brand name is seen on the rifle scope. Elcan is Ernst Leitz of Canada (On Earth).