At the main menu, select "Options", then "Keyboard/Mouse". Enable "Allow Developers Console". During gameplay, press "~" to access the console, then input the cheat.
Cheats :
(Default 750) Sets the maximum range of the smoker's tongue attack -
tongue_range <#>
amount of damage you want to do to survivors -
z_pounce_damage X
Amount of time before a burning Witch dies from fire (does not effect caused by fire)-
z_witch_burn_time
Change zombie health -
z_health
Change Zombie speed -
z_speed
commits suicide -
explode
commits suicide -
kill
Disables/enables controllable Boss Infected on any map - director_no_human_zombies 0/1
Enables/Disables never ending panics -
director_panic_forever 0/1
Forces a panic event - director_force_panic
Full Ammunition - give ammo
Get pistol - give pistol
Give Ammo to your primary weapon - impulse 101
Give auto shotgun - give autoshotgun
give first aid kit - give first_aid_kit
give full health - give health
give gascan - give gascan
give hunting rifle - give hunting_rifle
give molotov - give molotov
give oxygentank - give oxygentank
give pain pills - give_pain_pills
give pipe bomb - give pipe_bomb
give propanetank - give propanetank
give you an MK 47 ( machine gun ) - give rifle
give you the SMG - z_spawn weapon_SMG
gives bile bomb - give vomitjar
gives chainsaw - give chainsaw
invincibility - god
just like god but you receive damage (sometimes if you are the only survivor left, you can't receive damage from infected buddha 1
makes your bot teammates shoot nonstop - sb_openfire or open_fire (console will tell)
No mob rushes - director_no_mobs <1/0>
Play in first person (default), this cheat only necessary if thirdperson mode is enabled - firstperson
Removes all bots - Ent_Remove
sets probability of infected ceda agents carrying bile jars - sv_infected_ceda_vomitjar_probability 0.1
sets speed in noclipping mode (default is 5) - sv_noclipspeed #
Sets the amount of damage a Witch's attack does - z_witch_damage <#>
sets the camera to be fixed in place whle in either third person or third person shoulder mode. Enter once to turn on and enter again to turn off - thirdperson_mayamode
sets the camera to be in third person mode - thirdperson
sets the camera to over the shoulder third person mode - thirdpersonshoulder
sets the maximum amount of regular zombies - z_common_limit
sets the maximum health of the tank - z_tank_health <#>
sets the number of seconds until the player loses control of the tank from not attacking survivors - z_frustration_lifetime <#>
sets whether or not bots (and only bots) are allowed to do friendly fire damage - sb_friendlyfire <1/0>
Shuts off all wanderers, mobs, specials, and bosses - director_stop
spawn 1 zombie - z_spawn zombie
spawn a active - pipebomb under you boom
spawn a special infected - z_spawn <bossname>
spawn a zombie horde - z_spawn mob
spawn boomer at location of crosshair - z_spawn boomer
spawn hunter at location of crosshair - z_spawn hunter
spawn smoker at location of crosshair - z_spawn smoker
spawn tank at location of crosshair - z_spawn tank
Toggles no clipping mode - noclip
True/false setting that allows the witch to change targets instead or focus on the one survivor that alerted her first - z_witch_allow_change_victim <1/0>
unlimited ammunition - sv_infinite_ammo 1