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 Louanne Stephens Ruby Guest Star Hannah Nordberg Olivia Parr Guest Star Anne Dudek Melissa Parr Guest Star Beau Garrett Shawna Crawford Guest Star Robert Baker Joe-Mega Guest Star Carrie Clifford Deb Safford Guest Star Graham Greene Malachi Strand Guest Star Rutherford Cravens Ronnie Guest Star Raleigh Cain Caitlyn Guest Star Hunt Baldwin Executive Producer John Coveny Executive Producer Greer Shephard Executive Producer Michael M. Robin Executive Producer Adam Bluming Director Tony Tost Writer