Action fans enjoy many old and new faces

Sylvester Stallone will probably be seen in a supporting role only

The story revolves around a nuclear conflict between the U.S. and Russia

The film is also expected to make use of a hot topic

There are also further additions to report

It is not supposed to be a spin-off after all

The spin-off is scheduled to begin filming this October

Sylvester Stallone provides surprise update five years after original announcement