(written from a Production point of view)
Robin Van Sharner is an actor who appeared as a colonist on Melona IV in the Star Trek: The Next Generation fifth season episode "Silicon Avatar" in 1991. He filmed his scenes on Wednesday 7 August 1991 on location at the Golden Oak Ranch and can be seen as the elderly colonist who died together with Carmen Davila.
Van Sharner was featured as an airline passenger and worked as stand-in for Martin Landau on the 1997 comedy B*A*P*S, with Luigi Amodeo and Debra Wilson. In 1999 he worked as office production assistant on the drama The Joyriders and in 2001 he worked again as stand-in for Martin Landau on the drama The Majestic, with David Ogden Stiers, Mario Roccuzzo, Frank Collison, Ken Magee, and Earl Boen, and had a featured part as Grumpy in the thriller Vanilla Sky, with Armand Schultz, Robertson Dean, Ray Proscia, Mark Bramhall, Michael Kehoe, and Andrei Sterling.