On the day of the shoot, the crew and I arrived early—Mrs. Cleaver would have wanted us to be punctual!
Deen is not only punctual, but also professionally courteous to his former co-stars.
c.1400, from Medieval Latin punctualis, from Latin punctus "a pricking" (see point (n.)). Originally "having a sharp point; of the nature of a point;" meaning "prompt" first recorded 1670s, from notion of "insisting on fine points." Related: Punctually.