On the completion of four years of "Bhaag Milkha Bhaag" since its release, actor-filmmaker Farhan Akhtar has thanked "Flying Sikh" Milkha Singh and the entire cast and crew of the film for having trust in the project.

"Four years of Bhaag Milkha Bhaag' this week... Thank you Milkhaji and family for your trust, thank you Rakeysh (Omprakash Mehra), Bharathi (P.S. Bharathi), Prasoon (Joshi) for believing," Farhan posted on Instagram on Sunday.

4 years of Bhaag Milkha Bhaag this week .. thank you Milkha-ji and family for your trust, thank you Rakeysh, Bharathi, Prasoon for believing .. and thank you to my 2 behind the scene heroes.. Sam Jaura & Melwyn Crasto.. you made the transformation into an athlete possible. Aaho!! 🙏🏽

A post shared by Farhan Akhtar (@faroutakhtar) on Jul 15, 2017 at 2:29pm PDT

"And thank you to my two behind the scene heroes... Sam Jaura and Melwyn Crasto. You made the transformation into an athlete possible," he added.

Farhan also shared a photograph of himself along with Milkha Singh.

Directed by Mehra, "Bhaag Milkha Bhaag" released on July 12 in 2013.

Besides Farhan, the film also featured Sonam Kapoor, Divya Dutta, Meesha Shafi, Pavan Malhotra and Prakash Raj.