A case was registered against actor Siddharth by the Cybercrime wing of Hyderabad Police over his controversial tweet against ace Indian shuttler Saina Nehwal, police said on Wednesday.

Based on a complaint lodged by a woman here against Siddharth over his remarks online against the badminton player, the case was registered against the actor under IPC Section 509 (word, gesture or act intended to insult the modesty of women) and under relevant sections of the Information Technology Act, a senior police official told PTI.