Doctor Who: The Web Planet

On the planet Vortis, the Doctor and his companions aid the butterfly-like Menoptra in their battle against the parasitic Animus and its mind-controlled minions, the ant-like Zarbi.

• Director: Richard Martin
• Cast: William Hartnell, Jacqueline Hill, William Russell, Maureen O'Brien, Catherine Fleming, Roslyn de Winter, Arne Gordon, Arthur Blake