Allison Janney and Jim Gaffigan join Amazon’s Troupe Zero Oscar winner Allison Janney (I, Tonya, Mom) and actor-comedian Jim Gaffigan (Chappaquiddick, Super Troopers 2) are joining Amazon Studios‘ family dramedy Troupe Zero. The two will be starring alongside the previously-announced Oscar, Golden Globe, and Emmy winner Viola Davis (Fences, How to Get Away with Murder) and Mckenna Grace (I, Tonya, Designated Survivor). Troupe Zero was written by Lucy Alibar (Beasts of the Southern Wild) and directed by Bert & Bertie (Dance Camp), with Todd Black (Fences) producing.