| Date | Award | Film |
| 2007 | Academy of Motion Picture Arts and Sciences John A. Bonner Medal of Commendation | |
| 1993 | Nominee: Oscar |
Best Effects, Visual Effects: Alien (1992) Shared with: Alec Gilles, Tom Woodruff, Jr., George Gibbs |
| 1989 | Nominee: Oscar |
Best Effects, Visual Effects: Die Hard (1989) Shared with: Al Di Sarro, Brent Boates, Thaine Morris |
| 1987 | Winner: Scientific and Engineering Award | Shared With: Gene Whiteman (Boss Film Corp.), David Grafton (Boss film Corp.), Mark West (Boss Film Corp.), Jerry Jeffress (Boss Film Corp.), Robert Wilcox (Boss Film Corp.) For the design and development of the Zoom Aerial 65MM Optical Printer (ZAP) |
| 1987 | Nominee: Oscar |
Best Effects, Visual Effects: Poltergeist II, The Other Side (1986)
Shared with: John Bruno, Garry Waller and Bill Neil |
| 1985 | Nominee: Oscar |
Best Effects, Visual Effects: Ghostbusters (1984)
Shared With: John Bruno, Mark Vargo and Chuck Gaspar |
| 1985 | Nominee: Oscar |
Best Effects, Visual Effects: 2010 (1984)
Neil Krepela, George Jenson, Mark Stetson |
| 1984 |
Winner: Oscar Special Achievement Award |
For visual effects: Star Wars: Episode VI – Return of the Jedi (1983)
Shared with: Dennis Muren, Ken Ralston and Phil Tippett |
| 1983 | Nominee: Oscar |
Best Effects, Visual Effects: Poltergeist (1982) Shared with: Brian Johnson, Dennis Muren, Bruce Nicholson |
| 1982 | Winner: Oscar |
Best Effects, Visual Effects: Raiders of the Lost Ark (1981) Shared with: Kit West, Bruce Nicholson and Joe Johnston |
| 1982 | Winner: Scientific and Engineering Award | For the concept and engineering of the beam-splitter optical composite motion picture printer For the engineering of the Empire Motion Picture Camera System. |
| 1981 |
Winner: Oscar Special Achievement Award |
For visual effects: Star Wars: Episode V – The Empire Strikes Back (1980) Shared with: Brian Johnson, Dennis Muren, Bruce Nicholson |
| 1978 | Winner: Oscar |
Best Effects, Visual Effects: Star Wars (1977)
Shared with: John Stears, John Dykstra, Grant McCune, Robert Blalack |
| Date | Award | Show |
| 2004 | Nominee: Primetime Emmy |
Outstanding Special Visual Effects for a Miniseries, Movie or a Special: Angels in America (2003) Shared with: Ron Simonson (co-visual effects supervisor), Liz Ralston (visual effects producer), Stefano Trivelli (lead visual effects compositor) Don Greenberg (lead visual effects compositor), Lawrence Littleton (lead visual effects compositor) , Michele Moen (lead matte artist), Steven Kirshoff (special effects supervisor), Gregory Jein (lead model maker) For part II ("Perestroika"). |
| 1979 | Winner: Primetime Emmy | Outstanding Individual Achievement - Creative Technical Crafts: Battlestar Galactica (1978) Shared with: John Dykstra (special effects coordinator), Joe Goss (mechanical special effects). For episode "Saga of a Star World". |
| Year | Award | Film |
| 1993 | Nominee: BAFTA Film Award |
Best Special Effects: Alien 3 (1992) Shared with: George Gibbs, Alec Gillis, Tom Woodruff, Jr. |
| 1985 | Nominee: BAFTA Film Award | Best Special Visual Effects: Ghostbusters (1984) |
| 1984 | Winner: BAFTA Film Award | Best Special Visual Effects: Star Wars: Episode VI - Return of the Jedi (1983) Shared with: Dennis Muren, Ken Ralston, Kit West |
| 1983 | Winner: BAFTA Film Award | Best Special Visual Effects: Poltergeist (1982) |
| Date | Award | Show |
| 1996 | Nominee: Saturn Award |
Best Special Effects: Species (1995)
Shared with: Steve Johnson |
| 1994 | Nominee: Saturn Award | Best Special Effects: Solar Crisis (1990) |
| 1993 | Nominee: Saturn Award |
Best Special Effects: Alien 3 (1992)
Shared with: George Gibbs, Alec Gilles and Tom Woodruff, Jr. |
| 1991 | Nominee: Saturn Award |
Best Special Effects: Ghost (1990Ï)
Shared with: Bruce Nicholson, John T. Van Vliet, Laura Buff |
| 1988 | Nominee: Saturn Award | Best Special Effects: Masters of the Universe (1987) |
| 1987 | Nominee: Saturn Award | Best Special Effects: Poltergeist II: The Other Side (1986) |
| 1986 | Nominee: Saturn Award | Best Special Effects: Fright Night (1985) |
| 1985 | Nominee: Saturn Award | Best Special Effects: 2010 (1984) |
| 1984 | Winner: Saturn Award |
Best Special Effects: Star Wars: Episode VI – Return of the Jedi (1983)
Shared with: Dennis Muren and Ken Ralston |
| 1982 | Winner: Saturn Award | Best Special Effects: Raiders of the Lost Ark (1981) |
| 1981 | Winner: Saturn Award |
Best Special Effects: Star Wars: Episode V – The Empire Strikes Back (1980)
Shared with: Brian Johnson |
| Year | Award | |
| 2008 | Nominee: President’s Award |
| Year | Award | Film |
| 1992 | Nominee: ACAA |
Best Visual Effects: Alien 3 (1992)
Shared with: Alec Gilles, Tom Woodruff, Jr. and George Gibbs |
| Year | Award | Film |
| 1995 | Winner: Best Special Effects |
Species (1995)
Shared with: Steve Johnson |
| Year | Award | |
| 2013 | Winner: Lifetime Achievement Award | |
| 2012 | Winner: VES Fellow |