Revealing mistake: When Lestat returns from the swamp and attacks Louis and Claudia, he advances towards Claudia around the piano and his shirt flies up, showing normal flesh color on his back, only his face and hands are covered in makeup.
Revealing mistake: In the scene in the hotel with the two serving wenches, Lestat bites the woman through her dress and she gasps showing a complete line of fillings. (00:32:30)
Revealing mistake: After Lestat bites the breast of the whore and she begins to scream, he bites her wrist and you can see the outline of the blood device in the sleeve of her dress.
Revealing mistake: When Lestat bites Louis and then drops him in the Mississippi River, Louis is walking back onto land and telephone poles are visible in the background.
Revealing mistake: When Lestat bites Louis for the 3rd time at the gazebo, Lestat raises his arm to allow his blood to drip into Louis' mouth. A metal looking thing is visible inside Lestat's wrist, indicating that's probably a prop arm.
Revealing mistake: When LeStat is playing the piano, his lax movements do not match the vigorous tune that's being played.
Revealing mistake: Tom Cruise's real teeth are just visible behind his LeStat vampire teeth, when he raises his head back to laugh at Louis.
Revealing mistake: When Louis is burning down the theatre, he attacks and kills Santiago with a scythe. When Santiago lands on the floor cut in half, Louis drops the scythe down on to him, where it proceeds to bounce up off what is obviously a fake rubber dummy of Santiago.
Answer: It's a matter of technicality. Killing one's own, as in committing murder, would be a different scenario than executing someone for a crime. That seems to be the case here.
raywest ★