What actors and actresses appeared in The Mag - 1997?

The film you are referring to is likely "The Magicians" (1997), not "The Mag", as there doesn't seem to be a film titled "The Mag" from that year.

If you are referring to "The Magicians" (1997), here are the main actors and actresses:

* Peter O'Toole as Nicholas Flamel

* Ridley Scott as William Somerset

* Julian Sands as Roderick

* Alice Krige as Genevieve

* Jodhi May as Lily

* Michael Gambon as Simon

* David Bradley as Henry

* Alan Rickman as The Devil

This film was a fantasy adventure based on the book "The Magicians" by Raymond E. Feist.