James Roday Rodriguez Shawn Spencer Actor Dulé Hill Burton "Gus" Guster Actor Corbin Bernsen Henry Spencer Actor Timothy Omundson Detective Carlton Lassiter Actor Kirsten Nelson Police Chief Karen Vick Actor Maggie Lawson Detective Julie O'Hara Actor Kurt Fuller Guest Neil Grayston Guest Sebastian Spence Guest John Kapelos Guest Steve Franks Executive Producer Kelly Kulchak Executive Producer Chris Henze Executive Producer Bill Callahan Executive Producer