Here is the full list of all 28 Manual Samuel trophies - there are 11 bronze, 10 silver, 6 gold and 1 platinum.
Unlock all the Trophies in Manual Samuel
Got gold on every time trial
Got silver or higher on every time trial
Got bronze or higher on every time trial
Spoke perfectly
Completed Sams house only breathing in 15 times
Didn't fall down the stairs
Made no stains on yourself
Completed Story Mode Co-Op
Found every hashtag
Killed every robot
Blew up Tony
Blinked 2000 times
Drove 150 km per hour
Tipped Tony
Skipped a cinematic
Completed Story Mode Single Player
Watched all cinematics without skipping
Completed Level 8
Completed Level 7
Completed Level 6
Completed Level 5
Went to work without shoes
Completed Level 4
Completed Level 3
Drank two cups of coffee
Completed Level 2
Completed Level 1