),Jack Plotnick ( Allan Finch ), Amber Benson ( Tara Maclay ), John Rubinstein ( Linwood Murrow ) and Felicia Day ( Violet ) on Supernatural . Additionally,Chad Lindberg ( David Kirby ), Jack Conley ( Gib Cain / Sahjhan ), Jeff Kober ( Zachary Kralik / Rack ), Aldis Hodge