Visible crew/equipment: While Rob, Mel, and Harry are standing beside the table, Harry blows out his deathday candle to celebrate his 5 years being underground, and in the wide shot, their tape marks, including a red T-mark, are visible on the floor. (00:05:55)
Visible crew/equipment: After Raines shares details with Kellett about Semien's crew, when it cuts to Semien waking everyone up, just as he announces his contact with Belgian Federal Police, there's a visible T-mark taped to the floor behind Andre's cot. (00:24:25)