Here is the full list of all 10 This Is the Police achievements.
The ship fell victim to Ahab's obsession.
Ahab prepared for the decisive blow.
Ahab got what he wanted.
Ahab is ready for the hunt.
Ahab lost his leg, but it only made him angrier.
Respond to all legitimate/bona-fide calls.
Don't bite on a single false alarm.
Take advantage of all Special Church services.
Beat the game without using the Paddy Wagon.
Beat the game without using SWAT.