Today's programme looks back at noteworthy interviews from the past.
The amazing: Astronaut Jeffrey Hoffman tells of his experiences of walking in outer space (with apologies for sound quality).
Plus: The late Sir Nicholas Winton explains how he saved nearly 700 Jewish children from the clutches of the Nazis.
Hear: Russian General Vasily Petrenko, the liberator of Auschwitz, speaks in Russian to Walter.
And: The conclusion of Jeff Neckonoff's spiritual journey, via Christian cults and back to observant Judaism.