New Apple TV+ show is based on a true, and incredible, tale that unfolds within New York's unknowing Jewish community, as a psychiatrist takes over a patient's life

Limited series will star Will Ferrell and Paul Rudd in story of psychiatrist who takes control of the life of one of his patients

Cast of 'Fire Saga' was flown in to use set when annual singing contest was hosted by Israel in 2019; lead actor Will Ferrell says he long wanted to make the film