Guest Stars Will Patton as Lt. Gary Walker Tim DeKay as Pete Friscia Yancey Arias as D.J. Rodriguez Jason Durr as J.W. Piennar Dave Florek as Alex Evans Troy Titus-Adams as Dr. Patricia Stone Co Starring Waleed Zuaiter as Ali Karimi Ryan Caltagirone as Barry Evans A.K. Murtadha as Kevin