Was the ferry part of the plot of the play as well?
Yes. or was the play for some reason being performed ON a real life ferry boat?
No.Were the "people in their cars" supposed to be in cars according to the plot of the play?
Yes. but weren't actually inside of cars, because they rather were actors standing on a stage?
Yes.Was the "remote controlled car" a projection or shadow of a car? and the remote control was to pan the lighting and make the "car" move across the stage?
No. or was an actual remote control car converted into something else, by for example wrapping it in something, gluing a cardboard cutout to it, etc., which used the power of the car hidden inside to move?
Yesish. possibly representing the ferry boat itself?
No.
This is close enough for the
***SPOILER***
I was part of a humorous revue show which played three shows every weekend from NYE to last weekend. One of the sketches was about a small local cable ferry. The "ferry" (an actress carrying a painted plywood cutout) and its would-be passengers sang a very solemn song about how it was stranded due to low water levels caused by a hydropower company, while very silly props were used such as a mussel suspended from the rafters on a fishing line, and a dead fish prop mounted on a radio-controlled car which I drove from behind the scenes.
Ferry and actors: https://scontent-arn2-2.xx.fbcdn.net/v/ ... e=63F1DF78
Fish car: https://www.bildtagg.se/bild/3h49lqr98ht79onpslxavh