 As with many other literary genres, Roman dramatists was heavily influenced or tended to adapt from the Greek.For example, Seneca's "Phaedra" was based on that of Euripides, and many of the comedies of Plautus were direct translations of works by Menander.During the 16th century and on into the 18th century, Commedia dell'arte was a form of improvisational theatre, and it is still performed today.