No TARDIS team is aware of the dangers more than the Fifth Doctor, Tegan, and Nyssa. This strong trio was born from tragedy, having once been a quartet before Adric's tragic demise. Adric's loss ...

Also reacting in Behind the Sofa is Katy Manning, who played Third Doctor companion Jo Grant; '80s companions Matthew Waterhouse (Adric), Janet Fielding (Tegan), Sarah Sutton (Nyssa), and Sophie ...