|Season(s)||S1 - S2 - S3 - S4 - S5 - S6 - S7|
|Date of Birth||November 19, 1959|
Allison Brooks Janney (born November 19, 1959) is an American actress.
Janney starred as White House Press Secretary (later Chief of Staff) C.J. Cregg on the television series The West Wing (1999–2006), a role for which she won four Primetime Emmy Awards, a Satellite Award and four Screen Actors Guild Awards and was nominated for four Golden Globe Awards, an AFI Award and a further two Primetime Emmy Awards, one Satellite Award and seven Screen Actors Guild Awards.
Films she has starred in include Big Night (1996), Primary Colors (1998), Drop Dead Gorgeous (1999), 10 Things I Hate About You (1999), American Beauty (1999), The Hours (2003), Finding Nemo (2003), Hairspray (2007), Juno (2007), The Help (2011), Liberal Arts (2012) and The Way Way Back (2013). Since 2013, she stars in the CBS sitcom Mom as Bonnie Plunkett.