07/23/2012 09:04 am ET Updated Jul 24, 2012

Adam Baldwin Joins 'Law And Order: SVU' And More Casting News

Adam Baldwin is joining the cast of "Law & Order: SVU." According to TV Guide, the "Firefly" and "Chuck" veteran will appear in the first three episodes as the new interim captain of the Special Victims Unit.

Baldwin's character, Capt. Steven Harris, is taking over for Capt. Capt. Donald Cragen (Dann Florek). Cragen was last seen in the Season 13 finale with a dead prostitute in his bed. Look for friction between the new captain and the elite squad of detectives.

Paget Brewster will also guest star in the Season 14 premiere.

In other casting news ...

"Heroes" and "The Office" actor Jack Coleman will be stirring up trouble on "Castle."
Coleman will play a US senator who starts to have some conflict with Beckett. [TVLine]

Zoe Hart is getting a new friend on "Hart of Dixie."
Golden Brooks, of "Girlfriends" fame, will recur as Ruby Jeffries during Season 2 of the CW series. [THR]

Sofia Vergara is lending her voice to Fox.
On "Family Guy," the "Modern Family" star will cameo as a fantasy love interest for Peter and a woman selling roses in a restaurant where Quagmire is dining with Peter. On "The Cleveland Show," Vergara will play a character who tries to get Cleveland to host a quinceanera for Cleveland Jr. [EW]