The Infestation Hypothesis
🎞️ S5 E2 🤔 Caution

The Big Bang Theory

Is The Big Bang Theory S5 E2 OK for kids?

The Infestation Hypothesis

Fight between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya.

📺 Where to watch

Netflix, HBO or Disney+ — catalogs differ by country.

NetflixHBODisney+

🛒 Where to buy

Digital seasons or a box set to keep.

AmazonApple TVGoogle Play

Content guide

👊 Violence
💋 Sex
🙊 Language
⭐ Overall

Preview first — about 10+

The Big Bang Theory S5 E2, “The Infestation Hypothesis”, scores 1/5 for violence, 3/5 for sex and 1/5 for language, for an overall kid-rating of 3/5 — Preview first — about 10+. Fight between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya.

Across the episode we counted 8 flagged moments in 5 themes: Sex & hookups (1); Nudity & bodies (3); Affairs / cheating (2); Alcohol & drugs (1); Racism & slurs (1). Every moment below is either a direct quote from the episode transcript or a short description of what happens on screen, so you can decide before you press play.

Parents need to know

Age 10+

Nudity, racist language, affairs and cheating in live-action sitcom.

Parents need to know that The Big Bang Theory S5 E2, "The Infestation Hypothesis", is a live-action sitcom episode. The series is known for more innuendo than the science jokes suggest, but rarely explicit. Sits in the gray area mainly on nudity & bodies (explicit, in dialogue). Sexual content includes Howard says, "Are you insane? With high-speed Internet, you have at your fingertips the greatest…"; Leonard says, "All rightie. Shirt coming off. Ta-da! Man nipples". This episode includes racism & slurs — for example, Raj says, "How can you be so racist?". Characters drink or talk about alcohol and drugs — The apartment. Leonard is laying out wine and napkins in front of his laptop. Every flagged moment below is a direct quote from the transcript or a short description of what happens on screen.

Watch for — every moment, theme by theme

Sex & hookups 1 moment

How Sex & hookups shows up in The Big Bang Theory S5 E2:

  • Mild
    Howard Are you insane? With high-speed Internet, you have at your fingertips the greatest advancement in the field of sex since the invention of the washcloth.

Nudity & bodies 3 moments

How Nudity & bodies shows up in The Big Bang Theory S5 E2:

  • Too much
    Leonard All rightie. Shirt coming off. Ta-da! Man nipples.
  • Mild
    Leonard Taking shorts off. There we go. Naked, naked, naked!
  • Mild
    Amy Everything except bra and panties. And they’re a leopard-spotted secret I share with Victoria.

Affairs / cheating 2 moments

How Affairs / cheating shows up in The Big Bang Theory S5 E2:

  • Caution
    Sheldon Oh, yes, Priya. Leonard, you know I make a point of never interfering in your personal affairs.
  • Caution
    Howard Thank you. How’s it going with the long-distance love affair?

Alcohol & drugs 1 moment

How Alcohol & drugs shows up in The Big Bang Theory S5 E2:

  • Mild
    The apartment. Leonard is laying out wine and napkins in front of his laptop.

Racism & slurs 1 moment

How Racism & slurs shows up in The Big Bang Theory S5 E2:

  • Too much
    Raj How can you be so racist?

What to watch in The Big Bang Theory · Season 5 guide

Watch With The Kids · Your kids — your rules! · Informal parent guidance, not an official rating.