Credit: Whoopi Goldberg on The Middle (ABC)

Coming up in Primetime Television. has plenty of Primetime scoops for our readers to look forward to during the week of April 30 and beyond. In our latest Primetime Dish column you’ll find episode teasers, casting scoops, season finale spoilers, and season premiere details.

90210: Have you been missing Josh Zuckerman’s (“Desperate Housewives”) Max Miller? He’ll be returning to the CW series in May for multiple episodes. Look for his reappearance on May 1 through May 15, which marks the season finale. 8:00 PM Tuesday Episode Teasers: Country western sensation Billy Ray Cyrus (father of Miley Cyrus) guest stars as Judd Ridge, Austin’s dad, who helps launch Adrianna’s country career. Navid decides to confront Liam on the red carpet of a movie premiere. He suspects Liam and Silver hooked up. Annie and Caleb fight their attraction but ultimately give in to temptation. When Naomi is hired to plan the wedding of an heiress, she discovers she knows the groom a little too well.

American Horror Story: We have some scoops on what to expect, setting-wise, for season two. The FX series will take place in a completely different time period at an East Coast institution for the criminally insane.

Covert Affairs: In the USA series’ third season fans can expect to see Brendan Hines (“Scandal”) as Wade. The new season begins Tuesday July 10 at 9:00 PM.

Defiance: Fionnula Flanagan (“LOST”) and Mia Kirshner (“Vampire Diaries”) have been cast on the upcoming SyFy series. Look for Fionnula to play the ex-mayor of Defiance, while Mia will appear as the city’s madam.

Desperate Housewives: Christine Estabrook (“Mad Men,” “American Horror Story”) will return as Martha Huber, Wisteria Lane’s nosey neighbor, during the May 13 ABC finale. Of her last day on the set, Eva Longoria (Gabrielle) tweeted, “Today is the day, the end has finally arrived… I will be crying all day!”

Dexter: Ray Stevenson (“Thor,” “Rome”) has been cast in a recurring role for season seven. His character, an Eastern European crime ring member, turns up intent on finding out who killed one of his associates. New episodes resume on Showtime Sunday September 30 at 9:00 PM.

Family Guy: If you want to interact with some of the show’s characters, 20th Century Fox has released a free browser-based multiplayer game, Family Guy Online, where fans will become animated avatars within the show.

Girls: HBO’s Sunday May 6 10:30 PM episode titled “Hannah’s Diary” will have Adam’s ‘sext’ messages putting Hannah in a tailspin – followed by her boss getting touchy, feely at the office. Shoshanna and a boy from sleepaway camp reunite. Jessa becomes distracted. Ray and Charlie poke around at the girls’ apartment.

Go One: Matthew Perry’s (“Friends”) pilot has just been picked up by NBC! The series, set to start next fall, focuses on a sportscaster, played by Perry, who, with the help of his support group, tries to move forward after a loss.

Gossip Girl: Desmond Harrington (“Dexter”) guest stars as Jack, as does Ella Rae Peck (“Blue Bloods”) as Lola, in the episode titled “Raiders Of The Lost Art.” CW 8:00 PM Monday Episode Teasers: Chuck, Nate, Blair, Serena and Lola team up to uncover what could be an explosive secret between Diana and Jack. Dan is offered a prominent fellowship in Rome.