A scientific experiment unknowingly brings extraterrestrial life forms to the Earth through a laser beam. First is the cigar smoking drake Howard from the duck's planet. A few kids try to keep him from the greedy scientists and help him back to his planet. But then a much less friendly being arrives through the beam...
| Directing | Willard Huyck | Director |
| Writing | Gloria Katz | Screenplay |
| Editing | Sidney Wolinsky | Editor |
| Editing | Michael Chandler | Editor |
| Writing | Willard Huyck | Screenplay |
| Sound | John Barry | Original Music Composer |
| Camera | Richard H. Kline | Director of Photography |
| Production | George Lucas | Executive Producer |
| Production | Gloria Katz | Producer |
| Visual Effects | Phil Tippett | Visual Effects |
| Visual Effects | Phil Tippett | Creature Design |
| Crew | Don Ruffin | Stunts |
| Sound | Ben Burtt | Sound Effects Editor |
| Sound | Randy Thom | Sound Re-Recording Mixer |
| Sound | Ben Burtt | Sound Re-Recording Mixer |
| Visual Effects | Michael J. McAlister | Visual Effects Supervisor |
| Sound | Randy Thom | Sound Designer |
| Sound | Gary Summers | Sound Re-Recording Mixer |
| Production | Robert Latham Brown | Production Manager |
| Production | Richard Hashimoto | Production Manager |
| Directing | Dan Kolsrud | First Assistant Director |
| Directing | Patrick Cosgrove | Second Assistant Director |
| Directing | L. Dean Jones Jr. | Second Assistant Director |
| Crew | Phillip Norwood | Visual Effects Art Director |
| Directing | Louise Jaffe | Script Supervisor |
| Directing | Thomas J. Wright | Second Unit Director |
| Camera | Bobby Byrne | Second Unit Director of Photography |
| Crew | Everett Creach | Stunt Coordinator |
| Art | Mark Billerman | Art Direction |
| Art | Blake Russell | Art Direction |
| Art | Harley Jessup | Assistant Production Design |
| Art | John Warnke | Assistant Art Director |
| Art | Jim Pohl | Set Designer |
| Art | Pamela Marcotte | Set Designer |
| Production | Chuck Roseberry | Production Assistant |
| Art | Phil Abramson | Set Decoration |
| Art | Jim Poynter | Leadman |
| Art | Robert Krume | Construction Coordinator |
| Art | Robert Bonino | Construction Foreman |
| Art | Stacey S. McIntosh | Construction Foreman |
| Art | Dwight Williams | Construction Foreman |
| Sound | Christopher Brooks | Supervising Music Editor |
| Sound | Gloria S. Borders | Supervising Sound Editor |
| Production | Rory Enke | Location Manager |
| Writing | Steve Gerber | Characters |
| Costume & Make-Up | Gracie Atherton | Makeup Artist |
| Art | Peter Jamison | Production Design |
| Crew | Bob Herron | Stunts |
| Editing | John Watson | Assistant Editor |
| Crew | Debbie Lee Carrington | Stunts |
| Sound | Thomas Dolby | Songs |
