Guest Stars List Update: Krista Allen on 'Castle' Tonight

Former Days of our Lives actress Krista Allen guest stars on
ABC's Castle tonight at 10 p.m. ET/PT.

We Love Soaps is tracking where daytime, primetime and web series soap opera stars are appearing outside of their regular show. Below are some of the upcoming guest appearances in various television and web shows and movies.

1 Castle - Krista Allen (ex-Billie, Days of our Lives); Ted McGinley (ex-Clay, Dynasty)
When the star of Castle's favorite '80s action movie is mysteriously murdered, Castle and Beckett delve into the victim’s secret past and pursue his killer with help from a team of aging action heroes.
2 The Meredith Vieira Show - Susan Lucci (ex-Erica, All My Children); Walt Willey (ex-Jack, All My Children)
Willey suprises Lucci during a "Soap Opera Showdown" segment with Vieiera.
2 Marvel's Agents of S.H.I.E.L.D. - Adrianne Palicki (ex-Tyra, Friday Night Lights); Henry Simmons (ex-Tyrone, Another World)
2 Forever - Mackenzie Mauzy (ex-Phoeba, The Bold and the Beautiful)
3 Red Band Society - Daren Kagasoff (ex-Ricky, The Secret Life of the American Teenager); John Allen Nelson (ex-Warren, Santa Barbara)
4 The Talk - Emmy Rossum (ex-Lucy, As the World Turns)
4 Peter Pan Live! - Michael Park (ex-Jack, As the World Turns); Kelli O'Hara (ex-Leslie, All My Children)
5 Constantine - David A. Gregory (ex-Ford, One Life to Live)
6 Second Chance Christmas (TV One Movie) - Aloma Wright (Maxine, Days of our Lives); Rolanda Watts (ex-Cameron, Days of our Lives)
7 Marry Us For Christmas (UP Movie) - Victoria Rowell (ex-Drucilla, The Young and the Restless); Kristoff St. John (Neil, The Young and the Restless)
7 Merry Ex-Mas (ION Movie) - Jodi Lyn O'Keefe (ex-Maggie, Another World)
8 The Fosters - Michael Fairman (Murphy, The Young and the Restless)
9 Marvel's Agents of S.H.I.E.L.D. - Adrianne Palicki (ex-Tyra, Friday Night Lights); Kyle MacLachlan (Dale, Twin Peaks)
10 Law & Order: SVU - Spencer Grammer (ex-Lucy, As the World Turns)
10 black-ish - Ana Ortiz (Marisol, Devious Maids)
10 Stalker - Marco Dapper (ex-Carmine, The Young and the Restless)
Dapper will play Richard in the episode titled "Tell All."
11 Two and a Half Men - Deanna Russo (ex-Logan, The Young and the Restless); Drew Cheetwood (Milo, General Hospital)
Cheetwood will play a male stripper.
11 Elementary - Christian Camargo (ex-Mark, Guiding Light); Candis Cayne (ex-Carmelita, Dirty Sexy Money)
12 Constantine - David A. Gregory (ex-Ford, One Life to Live)
12 Blue Bloods - Victor Garber (ex-Frank, Guiding Light)
13 A Christmas Kiss II (ION Movie) - Jonathan Bennett (ex-J.R., All My Children)
14 CSI - Christopher Atkins (ex-Peter, Dallas)
16 NCIS - Felisha Terrell (ex-Arianna, Days of our Lives)
16 NCIS: New Orleans - Ethan Rains (ex-Leo, General Hospital: Night Shift)
18 Elementary - Kerry Butler (ex-Claudia, One Life to Live)
20 Back to Christmas (ION Movie) - Michael Muhney (ex-Adam, The Young and the Restless); Gloria Loring (ex-Liz, Days of our Lives)
21 The Mentalist - Jeff Branson (ex-Ronan, The Young and the Restless)

JANUARY
1 Bad Judge - Chandler Massey (ex-Will, Days of our Lives)
12 Major Crimes - Tuc Watkins (ex-David, One Life to Live)
19 Major Crimes - Tuc Watkins (ex-David, One Life to Live)

2015
TBD Family Guy - Bryan Cranston (ex-Walter, Breaking Bad)
TBD Family Guy - Jon Hamm (Don, Mad Men)
TBD Family Guy - Jeff Daniels (Will, The Newsroom)
TBD Baby Daddy - Kelly Monaco (Sam, General Hospital)
TBD The Following - Eric Nelsen (ex-AJ, All MY Children)
TBD Hallmark Channel Movie Radio Hype - Alison Sweeney (Sami, Days of our Lives)

If you see a name missing or find out an official airdate, add it in our Comments section. We've included one familiar role for each actor (many of them are known for several roles).