monitors i don't think so, but televisions yes;
You want to plug an USB device and play videos right? of course there are television that do this...http://www.samsung.com/us/video/tvs/LN46C750R2FXZAhttp://www.sony.co.uk/product/tv-102-40-lcd/kdl-40nx713
i have a sony at home, and i can play videos/images via PENDRIVE;
you just must read about what codecs they can play (look videos over internet).