The "Undone" animators cite episode 107 as the most complex episodes to rotoscope due to the numerous characters included and all of their intricate costumes.
The costumes worn by the native dancers in episode 107 were some of the most complex pieces of animation created in the entire series.
Over 100 individual oil paintings were created for each episode of the series.
Actor John Corbett (Mr. Hollingsworth) originally moved to California to work in a steel factory. When an injury sidelined him from work, he decided to sit in on a friend's acting class and discovered he had a natural talent for the performing arts.
John Corbett, who plays Reed's dad, 'Mr. Hollingsworth,' is best known for his television roles on "Sex and the City" and "Parenthood."