Though details about his new character have been kept tightly under wraps, Harris will take on the role of Lowell

Neil Patrick Harris has joined the cast of “ Dexter: Resurrection ” as a guest star. Details about the “How I Met Your Mother” star’s role are unknown, other than his character’s name: Lowell. Production for Showtime’s “Dexter” sequel series began in January in New York. The show is set to debut on Paramount+ With Showtime in the summer.

Original Sin simply weren't enough of the slasher for fans, so Showtime is bringing the band back together for another go-around with Dexter: Resurrection. As if bringing back series regulars like David Zayas as Detective Angel Batista and James Remar as Dexter's father Harry wasn't enough,