Mera Rakshak (1978)
Mera Rakshak is a 1978 Bollywood film directed by R. Thyagaraajan. Mithun Chakraborty, Rameshwari, Rakesh Pandey and Gayatri play key roles in this film along with a 'Goat' who acts as the 'Rakshak' (body guard)in the film. It was made by C.Dandhayutpani who initially gave "Hathi Mere Sathi" Rajesh Khanna, Tanuja,followed by "Janwar Aur Insaan" Shashi Kapoor-Rakhi, "Do Aur Do Paanch" Shashi Kapoor-Amitabh-Hema Malini and Parveen Babi and "Shubh Din" a new comer Rajesh Lahar.
More at Wikipedia.