No missable achievements (plus 63 unknown)
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Complete all cases on the Patrol desk.
Find and inspect a clue as an LAPD Detective or Investigator.
Find and solve an inspection puzzle.
Complete a single street crime case.
Use evidence to prove a lie as an LAPD Detective or Investigator.
Clear a case finding every clue as an LAPD Detective or Investigator.
Tail a suspect without being spotted, in a single case.
Drive 5 different vehicles.
Complete 'A Slip of the Tongue'.
Complete all cases on the Traffic desk.
Find and inspect all of the Marquee-printed pink slips.
Complete a story case with a five star rating.
At Ray's Cafe, find the bloodstained knife on your first sweep of the crime scene.
Disable a suspect vehicle with help from your partner.
At The Bamba Club, get Dick McColl to give up the license plate of Celine Henry's male companion.
Complete a brawl without losing your hat as an LAPD Detective or Investigator.
Correctly branch every question in every interview in a single story case.
Chase down and tackle a fleeing suspect on foot as an LAPD Detective.
Catch and arrest Cliff Harrison before he is stopped by uniformed backup.
Keep the needle above 80mph for more than ten seconds while driving.
Stop a fleeing suspect with a warning shot as an LAPD Detective.
Complete the puzzle of the US Morgan silver dollars at Parnell's Soup.
Complete 'Reefer Madness'.
Bring down a total of 30 bad guys with head shots.
Shoot and kill a total of 100 bad guys.
Correctly branch every question in the interview with Jean Archer.
Complete all cases on the Vice desk.
Complete 'The Naked City'.
Open both soup cans in Juan Garcia Cruz's stash room.
At Elysian Fields, outwit Leland Monroe when discussing his developments or advertising campaign.
Find and inspect all of the narcotics in Julia Randall's apartment.
Complete all cases on the Arson desk.
Find and inspect the prop spinner at the Nicholson blast site.
Find and inspect all clues inside Okamoto's ransacked apartment.
Complete 'Nicholson Electroplating'.
Achieve maximum rank.
At the Bus Shooting, talk Felix Alvarro into giving up the Marines involved in the Coolridge heist.
Respond to 20 street crime cases.
Enter the Las Palmas stash house via the back door and kill Juan Garcia Cruz.
Pursue Vernon Mapes from the burning house to Hughes Aircraft on your first attempt.
Find and inspect 95% of all clues.
Escort Heather Swanson to Arnett's apartment without damaging your vehicle.
Drive 40 different vehicles.
Drive more than 194.7 miles.
Find the flyer at Juan Garcia Cruz's house and proceed straight to the 20th Century Market.
Shoot every letter down from the tower at the Broadway Hotel.
Tail Henry Arnett from Hollywood Station to the pawnbroker and travel agent without being spotted.
Use four intuition points in a single interview session, correctly branching each question.
During the Industrial Street raid, kill a goon by shooting the hanging engine block.
Follow Candy Edwards without using cover or incognito, except when starting or picking up the tail.
Complete all street crime cases.
Kill at least one bad guy with every gun.
Complete all story cases with a five star rating.
Discover all landmark locations around the city.
Rack up $47,000 in penalties during a single story case.
Find and inspect all gold film reels.
Kill the drivers of both MP vehicles in the gun battle at Hughes Aircraft, before they pull up.
Drive every vehicle in the city.
Reach 100% Game Complete.