Acha Dhin

{{Use dmy dates|date=November 2015}}

{{Use Indian English|date=November 2015}}

{{Infobox film

| name = Acha Din

| image = Acha Dhin Poster.jpeg

| caption = Film Poster

| director = G. Marthandan

| producer = S. George

| writer = Vijeesh A.C.

| screenplay =

| starring = Mammootty
Mansi Sharma
Maniyanpilla Raju
Renji Panicker

| music = {{unbulleted list|Bijibal}}

| cinematography = Pradeep Nair

| editing = Ratheesh Raj

| studio = Cyn-Cyl Celluloid

| distributor =

| released = {{Film date|df=y|2015|07|17}}

| runtime =

| country = India

| language = Malayalam

| budget =

| gross =

}}

Acha Din ({{trans|A good day}}) is a 2015 Indian Malayalam-language action drama film written by Vijeesh A.C. and directed by G. Marthandan. The film stars Mammootty and Mansi Sharma.{{cite news|last1=V.P|first1=Nicy|title='Acha Dhin' Movie Review Round-up: Mammootty Starrer Worth a Watch|url=http://www.ibtimes.co.in/acha-dhin-movie-review-round-mammootty-starrer-worth-watch-639603|accessdate=18 July 2015|work=International Business Times|date=17 July 2015}}{{cite web | url=https://www.sify.com/movies/acha-din-review-malayalam-phslaFgcdbgif.html | archive-url=https://web.archive.org/web/20150814120752/http://www.sify.com/movies/acha-din-review-malayalam-phslaFgcdbgif.html | url-status=dead | archive-date=14 August 2015 | title=Acha Din | website=Sify }}{{cite news | url=https://timesofindia.indiatimes.com/entertainment/malayalam/movie-reviews/acha-din/movie-review/48145233.cms | title=Acha Din Movie Review {2.5/5}: Critic Review of Acha Din by Times of India | website=The Times of India }} The movie performed poorly in the box office because of its perceived poor screenplay and direction.