Visible crew/equipment: When Henry helps pull Mark onto the treehouse at the beginning of the film, if you look very closely to the left you can just make out a crew member dressed in black helping him on to the platform. The crew member then ducks back under the platform.
Visible crew/equipment: In the finale, Jessica runs over to Jason from behind and she stabs him in the heart with the dagger. Then, Jason lashes back and hits Jessica, and she goes flying backwards. Absolutely anyone can see the large blue crash mat that she lands on (cropped/edited out in some versions). (01:20:25)
Visible crew/equipment: When John Reynolds grabs his son from the clothing and the camera zooms in, you can see the shadow of a crew member in his left arm. (00:21:15)
Visible crew/equipment: When the Leprechaun is riding the cart with the pitchfork on it, as the pitchfork rams into the side of the van, on the left you can see the clear shadow of a camera on a crane and crew. (00:56:20)
Visible crew/equipment: When evil Debbie Jellinsky is electrocuted, two stunt wires/cables are visible on her shoulders in the first close-up shot.
Visible crew/equipment: In the scene where Julian Sands confronts Paula Marshall on the holy druid site, there is a shot where he pushes a Stonehenge-like boulder over in an attempt to crush Paula Marshall. As the boulder topples over, behind it you can see the heads of the crew members who are doing the actual pushing. (01:24:25)