The Blood Barrier is a 1920 American silent drama film directed by J. Stuart Blackton and starring Sylvia Breamer, Robert Gordon, and William R. Dunn.

Plot

Eugene Solari harbors an obsessive jealousy towards his stunning wife, Enid. During one of her visits to Major Trevor on behalf of her father, Eugene discovers the rendezvous and, consumed by fury, rushes to Trevor's residence. Despite Enid's efforts to warn Trevor, she arrives too late; Eugene fatally shoots her and then takes his own life. However, before his demise, Eugene falsely accuses Trevor of the crime. Subsequently, Trevor is apprehended under suspicion of murder.