Tou should have filed a habeas corpus petition when he was in illegal custody of the police. Anyways file a bail application in tge high court against the rejection order.
Moreover, how did rhey come to tge conclusion that he murdered your father. I mean strangulation doesn't mean that he killed him. Where was he at the time of death. Moreover, his relationship with him ie father.
All this has to be considered. What do you think of it.