Visible crew/equipment: When Tom and Sonic pull over and the mini drone explodes, knocking Sonic unconscious, the camera pans away and you can see emergency vehicles blocking the road on the right of the screen, presumably closing down the road for filming. (00:59:55)
Visible crew/equipment: When Eddie tries throwing Roger out the door, Roger explains that he's being framed by somebody. Here, notice the film crew's power supply cords running along the floor from the hallway into Eddie's apartment. (00:37:45)
Visible crew/equipment: When the ACME Chairman explains his scheme to DJ and Kate, a green screen with two figures in front of it is reflected in the ACME Chairman's glasses. (01:11:05)
Visible crew/equipment: Thin wires are visible, attached to the crystal bats as they fly off to watch Jen and Kira.
Visible crew/equipment: In the Paris opening, lighting reflections are visible in the windows, and on the roofs and bonnets of the cars.
Visible crew/equipment: When Kris is singing "Put one foot in front of the other", he opens a door through the snow and walks through it. If you look inside of it you can see a staple holding the two set pieces together.
Visible crew/equipment: When James Marsden arrives at the house he is watching, he hurriedly opens the door and the camera pushes in on him. The reflection of a crew member can be seen in the left window. It's clear enough you can see the person turn their head.
Visible crew/equipment: When Porky Pig is beating up Daffy Duck off-screen, the shadow of a camera can be seen on the wall.