First, let's get the essential id Software video out of the way
The only other example I can really think of is a rare homemade documentary filmed inside Probe's offices while they were making Die Hard Trilogy in in the mid 90's. It gives a very fascinating insight into what it was like working with (and creating) the toolsets during the nascent period of 3D consoles.
It's split into 7 parts and you can find the remaining videos on the channel.
The only other example I can really think of is a rare homemade documentary filmed inside Probe's offices while they were making Die Hard Trilogy in in the mid 90's. It gives a very fascinating insight into what it was like working with (and creating) the toolsets during the nascent period of 3D consoles.
It's split into 7 parts and you can find the remaining videos on the channel.