She made her film debut as the lead actress under the name Rutika in the 1995 Bollywood movie Sarhad: The Border of Crime.

Later, she went on to play both leading and supporting roles, along with special dance numbers in various movies.

She is sighted as the bold and beautiful actress down South for her glamour and oomph factor.

Ruthika played the lead roles in films such as 6 Teens (2001), Sorry Naaku Pellaindi (2004),[1] and Xtra (2004).

Regarding her performance in Xtra, a critic wrote that "Ruthika Singh is really hot and lived up to her reputation as the Tollywood's latest sex symbol".