Actors Sam Rockwell and Josh Hartnett were involved, but the project was not greenlit because of its controversial subject matter of nuclear war.
In 2009, Dennings appeared in The Answer Man, a story about a celebrity author whose manifestos become a sort of new Bible.
Groban performed three songs at the annual benefit for children's diabetes.
Dennings was most recently in relationship with “2 Broke Girls” guest star Nick Zano.
In May 2010, Dennings appeared in a music video for "40 Dogs (Like Romeo and Juliet)", a single by Austin, Texas-based musician Bob Schneider.
Robert Rodriguez directed the video, which was filmed in various locations around Austin.
"They were acting very lovey-dovey and kissing the entire night." Fans of Van Camp from days before she played woman hellbent on delivering her own brand of justice, might know that she has bit of a habit of falling for a costar or two.
The 23-year-old British actor used to date the late singer Amy Winehouse and was also linked to former Disney star, Miley Cyrus.
Dennings made her professional debut with an appearance on HBO's Sex and the City in 2000, in the episode "Hot Child in the City", playing an obnoxious 13-year-old who hires Samantha to handle publicity for her bat mitzvah.
She then starred on the short-lived WB sitcom Raising Dad from 2001 to 2002 as Sarah, a 15-year-old raised by her widowed father (Bob Saget), with a pre-teen sister (Brie Larson).
In 2002, Dennings appeared in the Disney Channel film The Scream Team as a teenager who stumbles into a group of ghosts.
She was cast for a five-episode run on The WB's Everwood, but the role was recast with Nora Zehetner.