The starship was suddenly ambushed and attacked by a large bee-like swarm of small alien ships, led by Krall (Idris Elba).Therefore, the murders were being committed by O""Donnell""s ultra-violent rogue group or faction, the Ulster Liberation Army, acting independently of the IRA, although the IRA was being blamed.Chewie""s nose led him to the remains of an animal carcass on a pole - it was a trap, and the group was snared in a large net and hoisted high into the air.] While the film was in production, it was titledThe Return of Frankensteinuntil it was released.The film""s title is actually a misnomer - the ""bride"" of Frankenstein was not the Monster""s bride but Elizabeth (played by seventeen year old Valerie Hobson), Dr.