Here is the full list of all 30 The Dark Pictures Anthology: The Devil in Me achievements worth 1,000 gamerscore.
Charlie maintained control during dinner
The dog made it off the island alive
Mark got the lighthouse working
Found all of the Black Framed Pictures
Found all of the White Framed Pictures
Kate and Jamie both escaped the glass trap
Charlie survived the furnace
Fixed all of the fuse boxes
Jamie reset the fuse box
Jamie and Erin kissed
Completed the prologue
Jeff and Marie watched each other die
Finish the Solo Story
Everyone must die
Everyone must survive
The crew must choose not to trust Charlie
Kate must help Mark at the lighthouse
Accept Du'Met's proposal
Charlie's hand needs to be crushed by the wall
Pet the dog
Kate and Mark need to rekindle their relationship
Jamie must sacrifice herself in the glass trap
Jamie must choose to save Erin in the suffocation chamber
Obtain all of the inventory items
Find all of Mark's photo opportunities
Take a photo of each crew member
Find all of the Silver Framed Secrets
Find all of Du'Met's business cards
Collect 200 obols
Find all of the Secrets