Hattals, I got you covered with loads of interior info. Here you go!
Here's bovington tank museum's restoration of the only running tiger 1 tank in the world. There's interior and varies tiger pics in here...
http://www.tiger-tank.com/secure/journal.htm
Here's a bunch of drawings on tiger 1 interior/exterior stuff with exact dimensions of the tiger 1 from on hand observation by the artist and german manuels...
http://tiger1.info/topicIndexEN.html