IN PICTURES - Derry's 5K Zombie Run
Hundreds of runners from all over the North West pulled on scary costumes to take part in the 5K Hallowe'en Zombie Run in Derry on Sunday.
The run was in aid of local charity Children in Crossfire and was open to runners of all ages and abilities.
Participants included seasoned runners, members of a wide array of local running clubs, individual runners and families.