The Big Bang Theory universe set to keep thrilling


CBS Optimistic About More 'Big Bang Theory'

The universe is likely to keep expanding for popular TV comedy The Big Bang Theory.

With cast contracts up for renewal, CBS Entertainment president Glenn Geller has spoken about the future of the show.

Jim Parsons with his Big Bang co-stars (Chris Pizzello/Invision/AP)

Speaking at an annual TV critics' meeting, he said: "We are very confident that everyone involved wants more Big Bang past year 10, and I know (producer) Warner Bros will make those deals."

The series about brainiacs and those who love them has an ensemble cast lead by Jim Parsons, Johnny Galecki, Kaley Cuoco and Mayim Bialik.

It begins its 10th season in the US next month.