But the most remarkable evidence is in the Amphitruo,754 where Jupiter and Mercurius are among the dramatis personae.
Amphitruo, a tragicomoedia, the only play of Plautus of the kind.
I am the renowned Amphitruo, whose slave is Sosia; you know, the fellow that turns into Mercury at will.
There are none of the plays of Plautus which it is so difficult to criticise from a modern point of view as the 'Amphitruo.'
The sub-plot, in this case a duplication of the plot, was suggested by a part of the Amphitruo of Plautus.