This is the DVD he means (or a localised version of it):
http://www.amazon.co.uk/Terminator-Special-DVD-Arnold-Schwarzenegger/dp/B000056IFJ/ref=sr_1_7?s=dvd&ie=UTF8&qid=1438429181&sr=1-7&keywords=terminator
"Special Edition" with the silver coloured cover. Dirt cheap to get a used one.