Matte photographer and visual effects matte supervisor who entered film with THE EMPIRE STRIKES BACK (1980). Other notable (non-nominated) credits include RAIDERS OF THE LOST ARK and DRAGONSLAYER (both 1981), E.T. THE EXTRA-TERRESTRIAL, POLTERGEIST and THE DARK CRYSTAL (all 1982), RETURN OF THE JEDI (1983), GHOST BUSTERS (1984), FRIGHT NIGHT (1985), DESERT BLOOM, POLTERGEIST II: THE OTHER SIDE, LEGAL EAGLES, BIG TROUBLE IN LITTLE CHINA, THE BOY WHO COULD FLY and SOLARBABIES (all 1986), BATMAN RETURNS (1992), LAST ACTION HERO (1993), TRUE LIES (1994), OUTBREAK and HEAT (both 1995), DINOSAUR (2000), SCOOBY-DOO (2002), and TERMINATOR 3: RISE OF THE MACHINES (2003, uncredited). Krepela worked at Richard Edlund's Boss Film Studios from the 1980s until its closure in 1997.  Nominated for Visual Effects 1984: 2010 (w. Richard Edlund, George Jenson & Mark Stetson)  Nominated for Visual Effects 1993: CLIFFHANGER (w. John Richardson, John Bruno & Pamela Easley) 2 nominations