Youth Without Youth (2007) on Netflix

Christmas Eve, 1937, Piatra Neamt, Romania: Dominic Matei, a 70 year old professor, contemplates suicide. The love of his life is dead, and he remains unable to complete his life's work on the origins of language. On April 24th 1938 he takes a train to Bucharest to kill himself, but suddenly he's struck by lightning. After a slow recovery in a hospital, he miraculously grows younger and gains superhuman powers. WWII breaks out and Romania's fascist dictator Ion Antonescu cooperates with Adolf Hitler. Matei must escape to Switzerland, because Nazi scientists want to use his powers for their purposes...Some years later, he meets a young woman who has her own passage through a lightning storm. Not only does Dominic find love again, but her new abilities hold the key to his research...Dreams become reality and reality feels like a dream. Coppola's adaptation of Mircea Eliade's mysterious novella is a surreal, romantic, melancholic and humorous journey to the outer limits of space, time and identity.