Day-by-day list of April 2012 TV premieres

ABC's "Titanic," "Giuliana & Bill" on Style, Fox's "House," "Kathy" on Bravo, "Shannen Says" on WEtv, and "Eureka" on Syfy.

Spring is showering new and returning TV series, movies and specials upon viewers. Here's a calendar of upcoming shows. As is always the case, I will update as I learn about more.

Sunday, April 1
10 a.m. | "Ultimate Spider-Man," Disney XD (series premiere)
11 a.m. | "The Avengers: Earth's Mightiest Heroes," Disney XD (season 2 premiere)
7 p.m. | "Titanoboa: Monster Snake," Smithsonian Channel (special premiere)
8 | "Game of Thrones," HBO (season 2 premiere)
8 | "Masterpiece Classic: Great Expectations," PBS (2-parter premiere; concludes April 8)
8 | "River Monsters," Animal Planet (season 4 premiere)
9 | "The Killing," AMC (season 2 premiere)
9 | "Saving the Titanic," PBS (special premiere; check local listings)
9 | "Jo Koy: Lights Out," Comedy Central (special premiere)

Monday, April 2
6:30 | "Adventure Time," Cartoon Network (season premiere)
7 | "House," Fox (spring premiere of final season)
7 | "Giuliana & Bill," Style Network (season 5 premiere)
7 | "Kickin' It," Disney XD (season 2 premiere)
8 | "Bones," Fox (spring premiere)
8 | "American Masters: Margaret Mitchell American Rebel," PBS (special premiere; check local listings)
9 | "American Masters: Harper Lee Hey Boo," PBS (special premiere; check local listings)