Katie Couric Will Co-Host 'Regis & Kelly,' 'How I Met Your Mother' Welcomes Back Bevy of Guests & More Casting News

Katie Couric will join Kelly Ripa at the hosting table of 'Live! With Regis and Kelly' on Tues., Oct. 11.

The new ABC star will help Ripa interview Dylan McDermott and Anna Torv in addition to sharing her mom's pear and jello recipe during the 'Live' "Co-Host Cook-Off Week" segment.

Other upcoming 'Live' co-hosts include:
• Carson Kressley (Oct. 7)
• Michael Strahan (Oct. 12)
• Jerry O'Connell (Oct.13)
• Mark Feuerstein (Oct. 14)
• Josh Groban (Oct. 21)
• Nick Lachey (Oct. 31)

Yep, Regis won't be there for the show's famous Halloween spectacular.

In other casting news ...

'White Collar' star Tim DeKay will guest star on 'Chuck.' Look for DeKay to play Sarah's former CIA handler, Kieran Ryker. [EW]

Rosie Perez is checking in to 'Nurse Jackie.' The Emmy-nominee will play Jules, a patient with an unusual diagnosis, in an episode of Season 4. [Showtime]

'How I Met Your Mother' is bringing back a lot of familiar faces. Chris Elliott, Wayne Brady, Frances Conroy, and Bill Fagerbakke are returning for 'Noretta,' the Oct. 24 episode. [EW]