Visible crew/equipment: When Charles Dance shoots his boss in the swimming pool, he starts talking to the camera about moving into the real world like Danny. Look at the glass mirror and windows behind him - you can see the film crew and cameras following him.
Visible crew/equipment: When Jack first falls on to the elevator and is hanging on the side, you can see the reflection of the camera in the window. (01:15:45)
Visible crew/equipment: When Jack is in the real world, and he's playing chicken with the bad guy, as soon as Jack drives off on the ground, you can see a set of wires leading to Jack's car. (01:26:45)
Visible crew/equipment: When Benedict snaps his fingers and the dogs form a pyramid to show how well they are trained - look at the dog's feet and you can see the rails that the dogs are standing on. (00:43:50)
Visible crew/equipment: In the car chase the second time Jack swerves because he is being shot at you can see the shadow of a cameraman on the floor. (00:28:50)
Visible crew/equipment: When it zooms into the man with a glass eye's sunglasses after he shot the target next to the man's head you can see the arm of the cameraman and a bit of the camera. (00:20:45)
Visible crew/equipment: At the end when the projector starts by itself and lights are going crazy, in one of the windows of the projection room, a hand holding a light (making it move) can be seen. Look at the farthest left window.
Answer: It's "What the Hell Have I?" by Alice in Chains. Megadeth's "Angry Again" is what is played for the opening credits of "Jack Slater IV."
Phaneron ★