Aired Friday 21 February, 11:30am - 12:00pmon E4

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 5 Episode 2: The Infestation Hypothesis

A battle of wills between Sheldon and Penny leaves Amy caught in the middle. Leonard tries to spice up his long-distance relationship with Priya, who has moved back to India.

Category: Sitcom
Original air date: 22/09/2011

Cast and crew

Mark CendrowskiDirector
Johnny GaleckiLeonard Hofstadter
Jim ParsonsSheldon Cooper
Kaley CuocoPenny
Simon HelbergHoward Wolowitz
Kunal NayyarRaj Koothrappali
Mayim BialikAmy Farrah Fowler
Aarti MannPriya Koothrappali
Brian GeorgeDr. V.M. Koothrappali
Alice AmterMrs. 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