K. P. Ummer and Balan K. Nair have appeared together in 14 films between 1977 and 1990, with a combined box office of ₹3 crore. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1977 | Aparadhi | |
| 1978 | Thacholi Ambu | ₹1 crore |
| 1980 | Lava | |
| 1981 | Sphodanam | |
| 1981 | Valarthumrugangal | |
| 1982 | Chambalkadu | |
| 1984 | Ivide Thudangunnu | |
| 1985 | Angadikkappurathu | |
| 1986 | Karinagam | |
| 1987 | Adimakal Udamakal | |
| 1988 | 1921 | ₹2 crore |
| 1988 | Dhwani | |
| 1990 | Arhatha | |
| 1990 | Midhya |
K. P. Ummer also often with: Adoor Bhasi (93), Prem Nazir (93), Bahadoor (45), Jayabharathi (43), Sheela (41)
Balan K. Nair also often with: Mammootty (41), Kuthiravattam Pappu (38), Mohanlal (30), Prathapa Chandran (27), T. G. Ravi (26)