[1] The film stars Kunchacko Boban, Indrajith Sukumaran, Suraj Venjaramoodu and Joju George in the title roles.

Vedhika and Nisha Aggarwal play the female leads, while Pradeep Rawat, Kalabhavan Shajon, Kailash, Miya George, Shiju and Renji Panicker feature in supporting roles in the film.

Cousins is produced by Vysakh Rajan under the banner of Vyshakha Cinemas, Music is by M. Jayachandran for the lines of Murugan Kattakada and Rafeeq Ahamed.

Throughout the movie, the cousins meet Sam's girlfriend Aarathi (almost-wife)'s sister Mallika, and finds about their love story.

[8] Around 600 artists, including a cultural troupe from Bangalore and nearly 80 horses were part of a song sequence, which was a five-day-long shoot and costed over ₹80 lakh (US$92,000).