Sana Khan is an Indian businesswoman and former actress. She primarily worked in Hindi, Tamil, and Telugu language films before retiring from the industry in 2020.

E is a 2006 Indian Tamil-language medical thriller film directed by S. P. Jananathan. The film stars Jiiva and Nayanthara, while Ashish Vidyarthi, Pasupathy and Karunas played supporting roles. The film's music is composed by director Srikanth Deva. The film was a commercial failure but received mixed-to-positive reviews.