It is a spoof on Indian western films, featuring songs, melodrama and action sequences including a duel in a traffic jam.

Quick Gun Murugun is an unlikely superhero, a Tamil cowboy whose duty is to protect the world against arch villain restaurant owner Rice Plate Reddy, who wants to create the ultimate non-vegetarian dosa.

[3] Murugun enters into a battle that spans time and space, from a small south Indian village to Heaven and then finally to cosmopolitan Mumbai across 25 years.

[5][6] Chandrima Pal of Rediff.com gave 3.5 out of 5, saying, "From his two-minute life span on a music channel, Quick Gun Murugan has come a long way indeed and deserves this full-length feature dedicated to our very own Indian Cowboy with a buckle to die for (Stylists, may I please have a replica of the same?!).

"[8] Taran Adarsh of Bollywood Hungama gave this film 3/5 rating and described it as "Quick Gun Murugan is an innovative experience.

"[9] Rajeev Masand gave it a 3 out of 5 and said:, "Good spoofs are hard to come by, but director Shashanka Ghosh’s Quick Gun Murugun is a rare exception"[10] Mayank Shekhar of Hindustan Times said, "This one is so much funnier as a whole.