Michael Gambino is an American actor who plays Martin Tillage on Castle. Michael Gambino at the Internet Movie Database.
World Wide Web definition: The World Wide Web is another way to describe the Internet, which is a network of computers which are connected and that share information and allow communication around the world. An example of the World Wide Web is the Internet.
Let's start with a cliche' one line description of what the World Wide Web is. It's basically a lot of different files (all over the world) that are linked to each other, so that you can look at a file that has a link to another file and then follow that link to read the next file. (These days, it's not just files but useful programs, too.)