When a bomb threat jeopardizes the maiden voyage of the luxury airship Excelsior, Archer and the ISIS crew must battle the clock (and each other) to avert disaster.

In his new role as Chief, Derek restores the hospital lecture series, and Richard, Bailey and Callie present to the group pivotal surgical cases from their pasts Bailey reflects on her first days as a shy resident, Callie looks back on a polio case, and Richard recalls a case in which he and Ellis worked on a patient diagnosed with GRID, a virus later called AIDS.

Actress Scarlett Johansson; Daniel Merriweather performs.

Dara O Briain and regulars Hugh Dennis, Russell Howard and Andy Parsons frisk another suspicious-looking week and uncover guests Kevin Bridges, Ed Byrne and Chris Addison.

Episode info coming soon ..