Doctor Who companion Sophie Aldred reveals her lifelong love of Thunderbirds and all things Gerry Anderson. Including her earliest memories of the show, becoming Scott Tracy for much of her childhood, and how she went on to write her university dissertation on the iconic 60s show.

Add to that the usual mix of news, lots of listener emails, your questions answered and the randomiser and we've got 70 minutes of Gerry Anderson goodness to fill your ears.

Although it does seem like the randomiser might be broken...