Hariharan and M. T. Vasudevan Nair.
11 films with both credited.
| Year | Film | Hariharan | M. T. Vasudevan Nair | Language |
|---|---|---|---|---|
| 1979 | Edavazhiyile Poocha Minda Poocha | Director | Writer | Malayalam |
| 1981 | Valarthumrugangal | Director | Writer | Malayalam |
| 1985 | Vellam | Director | Writer | Malayalam |
| 1986 | Nakhakshathangal | Director | Writer | Malayalam |
| 1986 | Panchagni | Director | Writer | Malayalam |
| 1988 | Aranyakam | Director | Writer | Malayalam |
| 1989 | Oru Vadakkan Veeragatha | Director | Writer | Malayalam |
| 1994 | Parinayam | Director | Writer | Malayalam |
| 1998 | Ennu Swantham Janakikutty | Director | Writer | Malayalam |
| 2009 | Pazhassi Raja | Director | Writer | Malayalam |
| 2013 | Ezhamathe Varavu | Director | Writer | Malayalam |