Triple Justice (1940)

Brad Henderson arrives in Star City just in time to witness three men rob a bank of 30000 and kill a teller Charged for the crime and jailed Brad realizes he must escape and track down the real killers since the only one who can prove his innocence is his friend Sheriff Bill Gregory who has been shot and will not soon regain consciousness Chasing down the robbers one by one he eventually discovers the identity of the gangs ringleader