At one point Anakin says, "That can't be true. That's impossible." This line is similar to one that Luke would later in Star Wars: Episode V - The Empire Strikes Back when Darth Vader/Anakin reveals he is Luke's father. Luke says, "That's not true. That's impossible!" Anakin also says, "I have a bad feeling about this," an oft repeated line through out Star Wars films and shows.
The script originally had Luminara impale a Geonosian on a broken stalactite to introduce the idea of them being undead. In the finished episode, it's a meaty punch to a bug's midsection that clues her in.
The 'Jedi fortune cookie' message that opens the show reads "Sometimes, accepting help is harder than offering it."
The Aurebesh text visible on the viewscreen of Luminara Undulis binoculars translates to "Range 92112-81".
Series Trademark: Anakin says "I have a bad feeling about this one."