 CONT: Catherine enters the morgue to see the body of Nicks dead  prostitute friend. After Doc Robbins says, "Can I help you,  Catherine?" she responds, "I just wanna see the body, David." On  CSI, Doc Robbins first name is Al. However, the actor who portrays  Doc Robbins, Robert David Hall, has been known to go by his middle  name, David. Doc Robbins does have a helping hand  in the morgue, David Phillips, however he is obviously not in the  scene.