80s child star who co-starred with Arnold Schwarzenegger is now a grandad aged 49 – but can you guess who he is?

THIS 80s child star was lucky enough to star alongside Arnold Schwarzenegger in one his biggest films ever, when he was just a teenager.

The star in question is now 49 and is even a grandad – but can you guess who it is?

dannycooksey/InstagramCan you guess who this former child star is?[/caption] dannycooksey/InstagramNow 49, this actor is also a grandad, after his daughter had a baby[/caption] AlamyThis actor appeared alongside Arnold Schwarzenegger in this HUGE movie[/caption]...