Aired Sunday 26 January, 12:00am - 12:30amon E4 Extra

The Big Bang Theory

Name: 1:05pm - Series 4 Episode 17
Start: 2025-05-09T12:05:00Z
End: 2025-05-09T12:35:00Z
Location: E4

Series 4 Episode 16: The Cohabitation Formulation

Wolowitz is torn between taking things to the next level with Bernadette and pleasing his mother. Meanwhile, Leonard rekindles his relationship with Raj's sister, Priya.

Category: Sitcom
Original air date: 17/02/2011

Cast and crew

Mark CendrowskiDirector
Johnny GaleckiLeonard Hofstadter
Jim ParsonsSheldon Cooper
Kaley CuocoPenny
Simon HelbergHoward Wolowitz
Kunal NayyarRaj Koothrappali
Melissa RauchBernadette Rostenkowski
Mayim BialikAmy Farrah Fowler
Carol Ann Susi
Aarti MannPriya Koothrappali

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Upcoming broadcasts

Today, 9:00amon E4
Series 9 Episode 15
Today, 9:30amon E4
Series 9 Episode 16
Today, 10:00amon E4 +1
Series 9 Episode 15
Today, 10:30amon E4 +1
Series 9 Episode 16
Today, 12:40pmon E4
Series 4 Episode 16
Today, 1:05pmon E4
Series 4 Episode 17