It's over half a century now since the Doctors' timelines first crossed in something resembling what we might know now as an "anniversary special", and certainly the lustre has come off The Three Doctors somewhat in those fifty-odd years - according to some reports at least. But how does it stand up five decades on? The randomiser has decided we take a look

Presented by J.R. Southall, with Jon Arnold, Matt Barber and Steve Hatcher