George Stock, an uncredited actor, played the roles of Yerka Mig and Pashna Starkiller in Star Wars: Episode IV A New Hope. John Mollo gave him credit in the 1979 publication, The Art of Star Wars, identifying him as one of the 'bureaucrats.'
- Star Wars Aficionado — Behind The Scenes: A Celebration Fit For The Heroes! on Blogspot (backup link)
- Star Wars: A New Hope - Cantina Archeology Part 1: Behind The Scenes of the Mos Eisley Cantina - UK on the The Credible Nerds YouTube channel (backup link) ·
- George Stock on www.nerf-herders-anonymous.com (backup link archived on )