First appearance of Dengar, a bounty hunter who originally debuted in Star Wars: Episode V - The Empire Strikes Back (1980).
The 2021 book "The Art of The Mandalorian" revealed that the droid bounty hunter C-21 Highsinger was originally created for the live action series Star Wars: Underworld and was 'planted' in the Clone Wars series so it could pay off later. However in 2010 the underworld series was put on hold due to budgetary concerns and remains unfinished.
The look of Krismo Soti is based on early designs for Obi-Wan Kenobi done by Iain McCaig for Star Wars: Episode I - The Phantom Menace (1999).
The 2020 anthology book "Star Wars The Clone Wars: Stories of Light and Dark" features a story based on "Bounty" that is told from Asajj Ventress' point of view. It is written by Zoraida Córdova and titled "Bounty". The audio-book version is read by Clone Wars voice actor Nika Futterman.
The 'Jedi fortune cookie' message that opens the show reads "Who we are never changes, who we think we are does."