Robert Taylor Walt Longmire Actor Lou Diamond Phillips Henry Standing Bear Actor Katee Sackhoff Victoria Moretti Actor Cassidy Freeman Cady Longmire Actor Adam Bartley The Ferg Actor Ally Walker Dr. Donna Sue Monaghan Guest Star A Martinez Jacob Nighthorse Guest Star Zahn McClarnon Officer Mathias Guest Star Louanne Stephens Ruby Guest Star Derek Phillips Travis Murphy Guest Star Patch Darragh Dave Milgrom Guest Star Eric Ladin Sawyer Crane Guest Star Brett Rice Tucker Baggett Guest Star Tamara Duarte Mandy Guest Star Tinsel Korey Tina Guest Star Stephen Louis Grush Monte Ford Guest Star Genia Michaela Ida Guest Star Graham Greene Malachi Strand Guest Star Peter Stormare Chance Gilbert Guest Star Hunt Baldwin Executive Producer, Writer John Coveny Executive Producer, Writer Greer Shephard Executive Producer Michael M. Robin Executive Producer Michael Offer Director