In the USA, a grip is a skilled person responsible for the set up, adjustment and maintenance of production equipment on the set. Their typical duties involve camera movement, lighting refinement, and mechanical rigging. In the UK, grips work exclusively with equipment that the camera is mounted on. Contrast with swing gang, see also key grip.

AKA: Key-Grip
The chief of a group of grips, often doubling for a construction co-ordinator and a backup for the camera crew, that also moves a dolly. Key grips work closely with the gaffer.