<Li> Mark Wahlberg as Cade Yeager, a single father and inventor, who helped the Autobots during the events of Age of Extinction . </Li> <Li> Josh Duhamel as William Lennox, a former NEST commander and U.S. Army Ranger captain, who partnered with the Autobots prior to the events of Age of Extinction, and now a U.S. Army Colonel and reluctant member of the Transformer Reaction Force (TRF). </Li> <Li> Stanley Tucci as Merlin, King Arthur's wizard and Viviane's ancestor . Tucci was originally reported to be reprising his role as Joshua Joyce from Age of Extinction . </Li> <Li> Anthony Hopkins as Sir Edmund Burton, 12th Earl of Folgan, an astronomer and historian who knows about the history of the Transformers on Earth . </Li>

Who is the red knight in transformers 5