Lt. Catherine "Cath" Rollins is currently a lieutenant in in the U.S. Navy and was an intelligence officer assigned to the USS Enterprise. Catherine is the love interest/friend of Lt. Commander Steve McGarrett.

Catherine Rollins Quotes

Wow, thank you sugar daddy.

Catherine

Steve: Catherine, I want you to help me find my mom.
Catherine: I thought you told Witness Protection you wanted kept secret even from you.
Steve: Yeah, that was before I found out she had a chance to kill Wo Fat and let him get away.

Hawaii Five-0 Quotes

I'm sure this is about Grace and Will and I look forward with great anticipation to see how this plays out. We've got a case so if you wouldn't mind.

McGarrett

Josh the Congressional Aide: And as far as murder goes-
Danny Williams: Let me guess...he's completely against it?