Visible crew/equipment: You can see the string that pulls Bubba off the bike when Max shoots him. (01:19:41)
Visible crew/equipment: After Ripley fails to shut off the auto destruct sequence, she runs through a corridor filled with gas. As she exits from the gas right before the shot cuts away we see her pass by a full sized light. Beside this light is the clear arm and head of a lighting crew member. (This is acknowledged on the DVD commentary).
Visible crew/equipment: After Reggie touches the metal poles, he goes flying backwards. As he hit's the floor, you can see a thick white rope attached to his left foot. (01:11:10)
Visible crew/equipment: In the scene where the space station explodes, the wire holding up the model is visible when the explosion backlights it.
Visible crew/equipment: When the four officers and Ilia exit the ship onto the hull and begin walking towards the V-ger structure, the outline of the hole left in the matte painting of the Enterprise saucer section is visible. (Corrected in the Director's Edition).
Visible crew/equipment: Throughout the movie, the cables that help the robots V.I.N.C.E.N.T. and Old Bob fly are visible.
Visible crew/equipment: When Bradley is in the control room, the T-mark on the floor is visible. (01:12:30)
Visible crew/equipment: VAMPIRE: The tip of the boom mic is visible for a few seconds. (00:09:05)