Set in the backdrop of God's own country, Kerala, Acha Din is the story of a family from Jharkhand who is now settled in Ernakulam, the vibrant business hub of Kerala.
| Actor | Role |
|---|---|
 MammoottyDurgaprasad | Durgaprasad |
 Mansi SharmaSheethal | Sheethal |
 Renji PanickerThomas Chacko | Thomas Chacko |
 KishoreAntony Issac | Antony Issac |
 Maniyanpilla RajuS.I Soman | S.I Soman |
 KunchanGopi | Gopi |
 Padmaraj RatheeshMuneer | Muneer |
| SSaju NavodayaPolice Constable | Police Constable |
 Sudheer KaramanaAnand | Anand |
 P BalachandranSir | Sir |
 JayakrishnanDoctor | Doctor |
 Jaise JoseSaidu | Saidu |
 Molly KannamalyHerself | Herself |
 Pradeep KottayamCCTV Operator | CCTV Operator |
 Sethu LakshmiJoyikuttan's Mother | Joyikuttan's Mother |
 Anjali P NairNurse | Nurse |
 Nazeer SankranthiAuto Driver | Auto Driver |
 Hareesh PerumannaMadanan | Madanan |
 Pauly ValsanSecurity's wife | Security's wife |
 Abu SalimJoykuttan | Joykuttan |
 Chali PalaMeeshakkaran | Meeshakkaran |
 Sabumon AbdusamadMichael | Michael |
 GokulanKamarajan | Kamarajan |
 Vivek GopanJunior Doctor | Junior Doctor |
 Bindu AneeshAntony's wife | Antony's wife |