Joe Gayton Creator, Executive Producer, Writer Tony Gayton Creator, Executive Producer, Writer Anson Mount Cullen Bohannon Actor Common Elam Ferguson Actor Colm Meaney Thomas "Doc" Durant Actor Ben Esler Sean McGinnes Actor Phil Burke Mickey McGinnes Actor Jennifer Ferrin Louise Ellison Guest Star Robin McLeavy Eva Guest Star Kasha Kropinski Ruth Guest Star Dohn Norwood Psalms Guest Star Matthew Glave Guest Star James Shanklin Guest Star Lara Zaluski Guest Star Chelah Horsdal Maggie Palmer Guest Star Ben Sullivan Guest Star Siobhan Williams Guest Star Christian Laurian Kerr Guest Star Jeremy Gold Executive Producer John Wirth Executive Producer