Mammootty and Sumalatha have appeared together in 18 films between 1980 and 1990. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1980 | Munnettam | |
| 1982 | Enthino Pookunna Pookal | |
| 1982 | John Jaffer Janardhanan | |
| 1982 | Thadaakam | |
| 1983 | Chakravalam Chuvannappol | |
| 1983 | Purappadu | |
| 1984 | Alakadalinakkare | |
| 1984 | Idavelakku Sesham | |
| 1985 | Nirakkoottu | |
| 1986 | Shyama | |
| 1987 | New Delhi | |
| 1988 | Dhinarathrangal | |
| 1988 | New Delhi | |
| 1989 | Nair Saab | |
| 1990 | Ee Thanutha Veluppan Kalathu | |
| 1990 | No.20 Madras Mail | |
| 1990 | Parampara | |
| 1990 | Purappadu |
Mammootty also often with: Sukumari (103), Jagathy Sreekumar (92), Nedumudi Venu (77), Janardhanan (70), Lalu Alex (70)
Sumalatha also often with: Sumalata (19), Joshiy (11), Chiranjeevi (10), Jagathy Sreekumar (9), Kaikala Satyanarayana (9)