McGarrett's love interest (Catherine Rollins) who served on the U.S.S. Enterprise becomes part of the main cast as a member of the U.S. Naval Intelligence. The real-life Enterprise is scheduled for decommissioning.
First time in the rebooted series that Chin Ho kills a suspect in cold blood.
First episode to have Michelle Borth in the opening credits.
Final episode to feature William Baldwin as Frank Delano.
First episode to feature Christine Lahti as Doris McGarrett.