Each tentacle was controlled by four people, who rehearsed every scene with Molina so that they could give a natural sense of movement as if the tentacles were moving due to Octavius' muscle movement.[1] On set, Molina referred to his tentacles as "Larry", "Harry", "Moe" and "Flo",[58] with "Flo" being the top-right tentacle as it was operated by a female grip,[59] and performed delicate operations like removing his glasses and lighting his cigar.[60]