Time Walker (1982)

From deep within the tomb of the Egyptian pharaoh Tutankhamun Professor Douglas McCadden ships the coffin of AnkhVanharis to the California Institute of Sciences where Xrays reveal five diamondlike crystals hidden within the coffin Technician Peter Sharpe steals the crystals but doesnt notice that the powerful Xray has revived a green fungus When the coffin is opened at a university press conference the reporters uncover more than they bargained for The mummy has disappeared and the Time Walker is alive again