The film is expected to release in January this year, with the possibility of a clash with Suriya's film Thaana Serndha Kootam. Sketch also has Tamannaah and Sri Priyanka in lead roles.
Here's a peek at Vikram's different looks over the years.
Sethu: Vikram's big breakthrough film had him play a thug who becomes obsessed with a woman, even threatening to kill her if she doesn't reciprocate. He suffers brain damage in a fight and is institutionalised. The film saw the actor lose weight, shave his head and change his body language.