 In a career spanning over two decades, his films have won a National Film Award, 6 Kerala State Film Awards, and 14 Kerala Film Critics Award for Best Script.Lohithadas made his debut as a screenwriter with "Thaniyavarthanam" (1987).He has written screenplays for 35 films in a 24-year-long career, such as "Vicharana" (1988), "Ezhuthapurangal" (1988), "Kireedam" (1989), "Dasharatham" (1989), "Mrugaya" (1989), "His Highness Abdullah" (1990), "Sasneham" (1990), "Bharatham" (1991), "Amaram" (1991), "Aadhaaram" (1992), "Kamaladalam" (1992), "Vatsalyam" (1993), "Venkalam" (1993), "Padheyam" (1993), "Chenkol" (1993), "Chakoram" (1994), "Thooval Kottaram" (1996), "Sallapam" (1996), and "Veendum Chila Veettukaryangal" (1999).