Visible crew/equipment: At the end, when Riley returns with Charlene and Robbie because they couldn't be thrown off the edge of the world, the electrical cables for the animatronics are visible under and behind Earl.
The Losers - S1-E4
Visible crew/equipment: When Lodgepoole is telling Marshall about how the Bureau of Lost caused the Great Depression, someone's arm becomes visible in the upper left corner of the screen. (00:12:51)