Dulal Guha (1929–2001) was a famous director of Bollywood films in the 60's and 70's.He directed many films including: Pratigya [1975 film] Dost (1974 film) Mere Humsafar (1970 film) Dharti Kahe Pukarke (1969 film)He mostly took Dharmendra as hero and was instrumental in giving Dharmendra his garam-dharam image thorough Pratigya [1975 blockbuster].