Guest Stars Mayko Nguyen as Detective Elizabeth Liette Jamillah Ross as Uniform Jordan Gavaris as Grant Mackenzie Pat Mastroianni as Dr. Alberto Sanchez Chloe Rose as Maddie Kelly Cliff Saunders as Parks Worker Géza Kovács as Harry Braxton Nick Alachiotis as Homeless Fighter #1 Joseph Racki as Simon Kelly Wayne Wells as Homeless Fighter #2 Martha Burns as Alice Kelly R.H. Thomson as Robert Kelly Mung-Ling Tsui as Lily Chow Regan Moore as Homeless Fighter #3 Scotty Cook as Ian Sinclair