Piven will reprise his role of the titular businessman, while Kelly will be back as Lady Mae Loxley in the 10-episode season.
Also returning for Season 4 will be series regulars Tom Goodman-Hill, Ron Cook, Amanda Abbington, Amy Beth Hayes, Trystan Gravelle, Sacha Parkinson and Samuel West.
18:48 Alexis Bledel to be series regular in 'Handmaiden's Tale' Season 223
00:48 Collin McHugh to make first rehab assignment on Friday17
10:18 Sissy Spacek and Jane Levy join Hulu's 'Castle Rock' series12
19:01 Athletics top prospect Franklin Barreto makes his MLB debut on Saturday16