Armchair Thriller

The Girl Who Walked Quickly (Part 1) (1x11)

Air date: Mar 28, 1978

When young student David Cooper (Denis Lawson) disappears, both his girlfriend and his tutor suspect he is in danger. David has a paralysing fear of lifts and other confined spaces and, while the duo are searching for him, his phobia is proving invaluable to a menacing group of people with a sinister and ruthlessly violent agenda.