Early in the episode, Anakin and Ahsoka are said to have arrived from an engagement near Dorin. According to the expanded universe, this is the homeworld of the Kel Dor, Plo Koon's species.
Obi-Wan Kenobi's gunship has a painted illustration of a nexu creature on it, with the phrase "Bad Kitty" written on it in Aurebesh. "Bad Kitty" was the ILM animation crew's nickname of the nexu during the making of Episode II.
The long traveling shot as Anakin and his troops charge the final Geonosian front is a nod to a similar shot in The Longest Day (1962).
Ki-Adi-Mundi's gunship has a skull-faced clone trooper helmet painted on it, with the phrase "Separatist Nightmare" written on it in Aurebesh.
