The Claws of Axos standard. The story includes interior scenes inside the TARDIS for the first time in the Pertwee era of the show. The configuration of the TARDIS set-up is unique for this adventure. The TARDIS monitor appears to be a circular screen embedded in one of the 'roundels' in the console room wall, rather than the traditional rectangular screen (this feature is seen again once, a year later, on the unique set built for "The Time Monster"). The doors of the console room do not open directly into the exterior as in all other adventures; instead they open into a corridor that
Blair's Ferry Storehouse bricks of the later additions are pressed bricks. The floors of the first and second stories consist of wooden planks, while the basement floor is poured concrete. The building has two porches— a two-story, shed-roofed porch along the rear (west) wall, and a similar two-story porch along the south wall. The first floor of the interior contains a storeroom (at the east, or front end), a parlor, and a kitchen. The second story contains two bedrooms, a parlor, and a dining room. The basement contains an apartment similar to the one on the second story. There are no interior stairways,