Here is the full list of all 50 The Walking Dead: Survival Instinct achievements.
Completed the Game with Only 1 Firearm and 1 Bullet Left in Your Inventory
Entered Sherwood Without Any Survivors
Collected Every Stuffed Squirrel
Killed Walkers Using Every Melee Weapon
Found Every Poster
Killed Walkers Using Every Ranged Weapon
Survived 5 Breakdowns
5 Survivors Were Killed While Scavenging
Consumed 50 MREs
Completed a Marked Destination on the Map without Killing a Walker
Completed a Marked Destination on the Map without Taking Any Damage
Dismembered 250 Limbs
Arrived at Final Destination with Only Female Survivors
Chose to Travel at Least Once with Every Optional Survivor
Explored 25 Unmarked Travel Locations
Completed All Marked Destinations on the Map
Found Every Useable Vehicle
Restored Survivors 25 Times
Completed 25 Optional Objectives
Completed a Marked Destination on the Map Using Only the Crossbow
Killed 5 Walkers in the Cabot Ridge Creek Bed
Shot a Walker with 10 Bolts without Killing It
Completed a Marked Destination on the Map Using Only Firearms
Completed a Marked Destination on the Map without Being Grabbed by a Walker
Completed the Final Marked Destination on the Map
Dismembered All Limbs of 25 Walkers
Killed 5 Walkers with One Explosion
Prevented a Walker from Damaging You by Severing Its Attacking Limb
Killed a Walker That Is Falling Due to Dismemberment
Fired 300 Bullets
Arrived at Final Destination with Only Male Survivors
Completed the Third Act
Consumed 250 Fuel
Killed 100 Walkers while Grappling
Prevented 50 Walkers from Grabbing You
Completed the Second Act
Shot a Walker in the Knee with a Bolt
Pulled a Bolt From a Walker Then Killed Them With It
Distracted 50 Walkers with Items
Perished 13 Times
10 Walkers Were Killed with Saw Blades in the Logging Camp
Performed Execution Kills on 50 Walkers
Completed the First Act
Killed 4 Walkers in a Single Grapple Sequence
Killed Multiple Walkers with One Bullet
Explored an Unmarked Travel Location
Dismissed a Survivor
1 Optional Survivor Recruited
Sprinted Until You're Exhausted 10 Times in One Level
Completed the First Location