Anyway, here is a trailer with the movie. This, yes is legal.

This trailer, passed everywhere in the world, i’ts a must see.

FANTASTIC FOUR – RISE OF SILVER SURFER

The Silver Surfer has appeared in countless Marvel comics over the years, but has also made the transition beyond the printed page to the small screen as part of the animated Fantastic Four series that aired on ABC from 1967 – 1969, as well as appearing in the Fantastic Four cartoon that ran from 1994 – 1996. The Surfer also appears as a secret, unlockable character in the 2006 video game Marvel: Ultimate Alliance, and will be portrayed as a live action character for the first time in 2007’s Fantastic Four: Rise of the Silver, the sequel to the 2005 film Fantastic Four.