Although she appears physically younger, Omega is actually the eldest member of the Bad Batch. The previously established members of Clone Force 99, like all Republic Clone Troopers, had their aging accelerated to bring them up to prime combat fitness at a fraction of the rate of a normal human. Omega, like Boba Fett, lacked the accelerated aging in her development, and is thus chronologically older than her teammates, but less physically mature.
Ian McDiarmid (Emperor Palpatine), Sharon Duncan-Brewster (Senator Pamlo), Matthew Wood (Bib Fortuna), and Andy de la Tour (Hurst Romodi) are the only actors who reprise their roles from the live action Star Wars films. Ming-Na Wen (Fennec Shand) made her debut on The Mandalorian and reprises her role as well.
Unlike Dee Bradley Baker, who voices the male clones in this and other Star Wars animated series, Omega actress Michelle Ang speaks with an authentic New Zealand accent, like original Clone Trooper actor Temuera Morrison.
Set during and after the events of Star wars: Episode III - La revanche des sith (2005). It acts as a sequel to Star Wars: The Clone Wars (2008) and a prequel to Star Wars: Rebels.
Doctor Royce Hemlock's surname is reference to the poisonous hemlock plant, suggestive of character's sinister nature.