Home » People » Cassidy FreemanCassidy Freeman's PetsDoes Cassidy Freeman's Have Any Pets? Arthur Hoff Shasta Dog Cassidy Freeman has a dog named Shasta. Cassidy FreemanCassidy Freeman, born April 22, 1982, is an American actress and musician. She is known for her roles as Tess Mercer in The CW’s superhero drama Smallville and Cady Longmire in A&E’s modern western Longmire. More Cassidy Freeman: Instagram