No photoRobert GruenDirectingIMDb BiographyRobert Gruen is known for The Hobby Stop (2012) and The Trial (2010).Production 1MOVIEThe Hobby Stop2012Editing 1MOVIEThe Hobby Stop2012Directing 1MOVIEThe Hobby Stop2012Camera 1MOVIEThe Trial2010Visual Effects 1MOVIEThe Hobby Stop2012Sound 1MOVIEThe Hobby Stop2012Writing 1MOVIEThe Hobby Stop2012
