The UNIT Family (1)

A 36-minute feature looking at the role that UNIT had in the world of Doctor Who, from its inception in the Patrick Troughton years, through to the end of Jon Pertwee's first year as the Doctor. With contributions from UNIT creator Derrick Sherwin, Barry Letts, Terrance Dicks, Nicholas Courtney, Caroline John, John Levene and Derek Ware.