Apart from the new television anime series, Full Metal Panic! will also get a film trilogy. The news were revealed by Shikidouji, illustrator of Shoji Gatoh's Full Metal Panic! light novel series, stating that they will be a "director's cut" version of the first season released in 2002. Three films will be released in total, however, it is not known if new footage will be included.

The new series will be titled Full Metal Panic! Invisible Victory and will premiere in spring 2018.

The original novel series Full Metal Panic! debuted in 1998 with the 12th and final volume to have been released in 2010. The story inspired the first 24-episode anime series in 2002, followed by Full Metal Panic? Fumoffu in 2003 with 12 episodes. In 2005 the third 13-episode anime series was released, entitled Full Metal Panic! The Second Raid. Moreover, several spin-off manga and other novels are based on the original novel, one of which is Full Metal Panic! Another that was released in 2011 and was completed in February 2015.

Source: animenewsnetwork.com