Miko John Hughes (born February 22, 1986) is an American actor known for his film roles as a child actor as Gage Creed in Pet Sematary (1989), as astronaut Jim Lovell's son, Jeffrey Lovell, in Apollo 13, as an autistic boy opposite Bruce Willis in Mercury Rising (1998) and as Dylan, Heather Langenkamp's son in Wes Craven's New Nightmare (1994), as well as his recurring role as Aaron on Full House from 1990 to 1995.