(He turns to JAMIE and SAMANTHA.) (To the DOCTOR) Doctor! CROSSLAND: (To the COMMANDANT.) DOCTOR: Sam!
Plan: A: Crossland; Q: Who does the Doctor convince to trust them? A: their investigation; Q: What does the Doctor convince the Commandant to let them continue? Summary: The Doctor, Jamie and Sam manage to convince Crossland to trust them and he persuades the Commandant to let them continue their investigation.