In which TV series is Villanelle a main character?

Who played Kendall Roy in 'Succession'? Who played Shiv Roy in 'Succession'? Who played Roman Roy in 'Succession'? Who played Villanelle in 'Killing Eve'? Who played Eve Polastri in 'Killing Eve'? In which TV series is Eve Polastri a main character? Who played Barry Berkman in 'Barry'? Who played Rue Bennett in 'Euphoria'?