As Tom and Julia race to ready "Bombshell" for previews, Tom's eagerness to prove himself may not be the best thing for the show. An onstage mishap forces Ivy to make a choice, while tension mounts at "Hit List" as Karen becomes suspicious of Derek's motives towards her.

Rocked by the revelation that she and her fellow "Orphans" are clones, Sarah just wants to get her hands on the money and skip town. But Sarah's fake detective ruse stretches thin when the cops find the body she buried and assign "Beth" to the case. As Sarah closes in on the killer, the hunter becomes the hunted.

Schedule bouts for finale: Urijah Faber vs. Scott Jorgensen, Miesha Tate vs. Cat Zingano,
Travis Browne vs Gabriel Gonzaga, Cole Miller vs. Bart Palaszewski, Justin Lawrence vs. Daniel Pineda ,and Sam Sicilia vs. Maximo Blanco.

Pack up the beakers and Bunsen burners, stop worrying about atomic weight and absolute temperature - it's time for 'The Nerdist' on BBC America!

Tonight, Chris Hardwick welcomes heartthrob Jon Hamm from 'Mad Men,' and the very talented Betsy Brandt from 'Breaking Bad.'

Join us as Matt and Jonah attempt to write a mash up script of both their shows, and enlist a little surprise help from 'Mad Men' actor Rich Sommer - aka Harry Crane - to give it that extra oomph!

All this plus comedian Rory Scovel and 'Doctor Who' alum, Arthur Darvill, joins the fun tonight, on 'The Nerdist.'

Vince Vaughn hosts. Music guest: Miguel

Spider-Man travels to the moon to rescue J. Jonah Jameson's son, but a bizarre threat awaits him on the lunar surface.

After a young Secretarial student called Margaret Bell dies at home suddenly, Endeavour believes that there is more to the case than the initial medical verdict of 'heart attack'.

Grace is concerned that there is no news from her oldest son Joe from the front line. She is over the moon though after returns to the village on leave. George Allingham informs Martha that his sister Caro is pregnant. Hankin opens the boot factory using cheap labour using Grace and the other woman in the village. There are celebrations as Norma and Arnold get married.

Cleveland feels bad for Dr. Fist because he has no friends, so he decides to make him "one of the guys". But Cleveland soon stumbles upon a potentially life-threatening secret about his new friend - he used to work for the mob.

Meanwhile, Junior and Rallo open up a food truck at their school, but their moneymaking plans are thwarted when some serious competition arrives.