Known primarily for her roles in Tamil films, Rathod most famously appeared in Villain (as Lavanya); Diwan (as Geetha); and Winner (as Neelaveni). Her Hindi, Telugu, Kannada, and Malayalam film credits include roles in Souten: The Other Woman; Sreera; Gun; and Maayakazhcha.
She attended Mithibai College in Mumbai, India. She made her on-screen debut in the 2001 Hindi feature Yaadein.
During her teen years, she contributed to several Hindi pop music recordings.
Her cousin Raveena Tandon had a successful career as a Bollywood performer.
She and Indian screen star Vikram appeared together in a 2002 Tamil movie titled Gemini.