<P> On April 19, 2017, National Geographic renewed the series for a second season to premiere in 2018, which is set to follow Pablo Picasso . </P> <P> The first season chronicles two different periods of theoretical physicist Albert Einstein's life: the first as a patent clerk struggling to gain a teaching job and doctorate, the second as a great mind respected for his development of the theory of relativity . </P> <Ul> <Li> Geoffrey Rush as elder Albert Einstein </Li> <Li> Johnny Flynn as younger Einstein </Li> <Li> Samantha Colley as Mileva Marić </Li> <Li> Richard Topol as Fritz Haber </Li> <Li> Michael McElhatton as Philipp Lenard </Li> <Li> Emily Watson as elder Elsa Einstein </Li> <Li> Gwendolyn Ellis as younger Elsa </Li> <Li> Ralph Brown as Max Planck </Li> </Ul> <Li> Geoffrey Rush as elder Albert Einstein </Li>

Who played albert einstein in the series genius