If watching Outlander, Starz’s fantasy historical drama, made you wish you could time-travel through the Craigh Na Dun stones like Claire Fraser (Caitríona Balfe), you're certainly not alone.

In the new play “Rift, or White Lies,” two brothers separated by incarceration and ideology attempt to find common ground. One, which the script names “Inside Brother,” joined a white supremacist gang ...