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.
Linda Smoking On The Toilet.
Put Cactus in Bed.
Finish Game.
Call Dad.
Start The Life of Linda.
Find hidden photo.
Defeat All Shapes.
Put Toilet Roll in the loo.
Make Marlo perform.
Examine Linda's self potrait