Mitch Pileggi recently took to Twitter to confirm his return as FBI Assistant Director Walter Skinner in Fox's upcoming X-Files revival.

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"Very happy to announce that Walter Skinner will once again be getting all grumpy and bitchy with his two wayward kids," Pileggi wrote . "Very happy."The confirmation comes after David Duchovny appeared on The Late Show and mentioned Pileggi would be reprising his role as Skinner. Duchovny also said we'll see more of William B. Davis' Cigarette Smoking Man.Duchovny and Gillian Anderson will also be back as Mulder and Scully for The X-Files ' six-episode return. Production on the series kicks off this summer, while an air date has yet to be announced.

Jordan Sirani is a freelance news writer for IGN. You can follow him on Twitter @jdsirani