Here is the full list of all 10 The Mind of Marlo achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Finish Game.
Call Dad.
Put Cactus in Bed.
Linda Smoking On The Toilet.
Start The Life of Linda.
Put Toilet Roll in the loo.
Make Marlo perform.
Defeat All Shapes.
Examine Linda's self potrait
Find hidden photo.