Mumbai, Jan 4 (IANS): The long-delayed Saif Ali Khan production venture "Agent Vinod" has been completed and the film will release March 23, says director Sriram Raghavan.

Raghavan revealed that the celebrity couple - Saif and Kareena Kapoor - shot for the last day of "Agent Vinod" on December 24.

"My shooting with Saif and Kareena is over. We are all done. Saif and Kareena did their last shooting for my film on December 24 and left for their holiday. We are now in post-production work. The release date is March 23," said the director known for making thrillers "Ek Hasina Thi" and "Johnny Gaddaar".

The Kareena-Saif wedding would follow in the last week of March or the first week of April and the next schedule of Madhur Bhandarkar's "Heroine" has been advanced from the end of February to the middle of February to accommodate the promotion and release of "Agent Vinod" into Kareena's clogged schedule, followed by the wedding and honeymoon.

"After the release of 'Agent Vinod', the wedding will happen immediately. Kareena and Saif don't want to delay it any more," siad a source.