Steven Spielberg Reveals Mega-Star Who Turned Down ‘Jurassic Park’  The Daily BeastSteven Spielberg Confirms Harrison Ford Turned Down Role of Dr. Adam Grant in Jurassic Park  People.comHarrison Ford Rejected a Huge Sci-Fi Role & Steven Spielberg Was ‘Crushed’  YahooSteven Spielberg Says He Was ‘Crushed’ When Harrison Ford Turned Down Alan Grant In ‘Jurassic Park’  The PlaylistHarrison Ford turned down Sam Neill’s character in original ‘Jurassic Park’  NME