Here is the full list of all 51 Door Kickers: Action Squad achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Use sniper support to kill 1000 enemies
Resurrect another player 5 times in the same mission
Disarm 30 bombs
Kill 3 enemies by blowing up one barrel
Set 20 enemies on fire
Successfully complete all missions in Chapter 5
3-Star all missions in Chapter 5
Collect all 20 secret items
Make 5 VIP Arrests
Unlock Chapter 5
Successfully complete all missions in Chapter 4
3-Star all missions in Chapter 4
Unlock Chapter 4
3-Star all missions in Chapter 3
Successfully complete all missions in Chapter 3
Rescue 1000 hostages
Rescue 50 Wounded Policemen
Blow Open 100 Doors
Use sniper support to kill 100 enemies
Use 5 extra lives in the same mission
Kick Open 1000 Doors
Unlock Chapter 3
Kill 50 Hostages
Kill yourself with your own explosives
Win one mission in Coop
Get 100 kills as Agent Fergie
Get 100 kills as Recon
Get 100 kills as Shield
Stun 500 enemies
Successfully complete all missions in Chapter 2
3-Star all missions in Chapter 2
Kill 3 enemies with one breaching charge
Get 100 kills as Breacher
Unlock Chapter 2
Successfully complete all missions in Chapter 1
3-Star all missions in Chapter 1
Kill 1000 bad guys
Complete a level without taking any damage whatsoever
Kill an enemy with an elevator
Collect your first secret item
Kick Open 100 Doors
Rescue 50 hostages
Get 100 kills as Assaulter
Kill 50 bad guys
Get 3 stars in a mission