A great gathering of British acting talent - Leo Genn, Anthony Steel, David Tomlinson, Stanley Baxter (and his doppelgänger) et al - in this gentle yarn about ingenuity. They want to escape from a POW camp but their tunnels keep getting discovered. Rightio, they declare; let's multi-task. We can get fit and at the same time start our escape tunnel from underneath the pommel horse which we can move to right beside the fence - ergo, a lot less tunnelling and freedom will soon beckon. It's a gem of a film with just enough tension to keep it interesting and just enough humour to keep it entertaini...