A boy, a girl, a tramp and a piano with the most amazing effect on people, find each other in a park in a heatwave.
Amanda Bairstow
Ann Beach
Susan Beagley
Osmund Bullock
Gwen Cherrell
Margo Cunningham
Shelagh Dey
Fred Evans
Stanley Fleet
Josephine Gordon
Simon Green
Harry Jones
William Lawford
Julia Lewis
Ian Richardson
Terry Sheppard
Julia Swift
Alexis Swithin
Jo Thomas
Arthur White
John Willett
Sue Wright