For most people it's enough that there's someone at the end of the line to witness their struggle to go on living through times of stress. But, talking to the Samaritans in Northern Ireland and their clients, Margaret Percy found the trauma of existence often blurs the distinction between those who call and those who listen.
Film cameraman PETER RANCE Film recordist NIGEL REES
Film editor ARTHUR MCGUINNESS Producer IAN HAMILTON BBC Northern Ireland