Ahead of its release on November 21, the makers of Hello Mummy, starring Sharaf U Dheen and Aishwarya Lekshmi in the lead, have dropped the second single titled 'Hello Mummyfied'. The animated promotional track, penned and sung by Adhri Joe, is composed by Aswin Ram. Touted as a horror comedy, the film marks the directorial debut of Vaishakh Elans and is scripted by Sanjo Joseph, known for penning the Basil Joseph-starrer Falimy (2023).

Sunny Hinduja, known for his roles in Hindi web series such as Aspirants, The Family Man, and The Railway Men, is making his Malayalam debut in Hello Mummy. The film's cast also includes Aju Varghese, Jagadish, Johny Antony, Bindhu Panicker, Adhri Joe, Sruthy Suresh, Ganga Meera, and Joemon Jyothir. Its technical team includes cinematographer Praveen Kumar, music director Jakes Bejoy and editor Chaman Chakko.

Hello Mummy is bankrolled by Jomin Mathew, Aibin Thomas, and Rahul ES under the banners of Hangover Films and A&HS Productions, with Sajin Ali, Nisar Babu, and Dipen Patel serving as co-producers.