Season 4 of The Big Bang Theory is 33% mild, 38% caution and 29% too much for younger kids. Open an episode for the quoted moments.
S4 E1The Robotic ManipulationSex & hookupsNudity & bodiesViolence & injury+2 more🚫 Too much · 4/5
S4 E2The Cruciferous Vegetable AmplificationNudity & bodiesViolence & injury🤔 Caution · 3/5
S4 E3The Zazzy SubstitutionSwearingAlcohol & drugs🤔 Caution · 3/5
S4 E4The Hot Troll DeviationSex & hookupsViolence & injurySuicide & self-harm+1 more🤔 Caution · 3/5
S4 E5The Desperation EmanationSex & hookupsNudity & bodiesSwearing🚫 Too much · 4/5
S4 E6The Irish Pub FormulationAlcohol & drugs✅ Mild · 1/5
S4 E7The Apology InsufficiencySex & hookupsAlcohol & drugs✅ Mild · 2/5
S4 E8The 21-Second ExcitationSwearing✅ Mild · 2/5
S4 E9The Boyfriend ComplexityAlcohol & drugsRacism & slurs✅ Mild · 2/5
S4 E10The Alien Parasite HypothesisSex & hookupsNudity & bodies🤔 Caution · 3/5
S4 E11The Justice League RecombinationSex & hookupsNudity & bodiesViolence & injury+1 more🚫 Too much · 4/5
S4 E12The Bus Pants UtilizationSex & hookupsRacism & slurs✅ Mild · 2/5
S4 E13The Love Car DisplacementSex & hookupsNudity & bodies🚫 Too much · 4/5
S4 E14The Thespian CatalystSex & hookupsViolence & injury🤔 Caution · 3/5
S4 E15The Benefactor FactorSex & hookupsNudity & bodiesPorn / strippers / sex work+2 more🚫 Too much · 4/5
S4 E16The Cohabitation FormulationSex & hookupsPorn / strippers / sex workSwearing+1 more🚫 Too much · 4/5
S4 E17The Toast DerivationSex & hookupsNudity & bodiesViolence & injury+1 more🤔 Caution · 3/5
S4 E18The Prestidigitation ApproximationSex & hookupsNudity & bodiesAffairs / cheating+3 more✅ Mild · 2/5
S4 E19The Zarnecki IncursionSex & hookupsNudity & bodiesViolence & injury+2 more🤔 Caution · 3/5
S4 E20The Herb Garden GerminationSex & hookupsViolence & injurySwearing🤔 Caution · 3/5
S4 E21The Agreement DissectionSex & hookupsNudity & bodiesAlcohol & drugs✅ Mild · 2/5
S4 E22The Wildebeest ImplementationSex & hookupsNudity & bodiesSuicide & self-harm+1 more🚫 Too much · 4/5
S4 E23The Engagement ReactionSex & hookupsSwearingAlcohol & drugs🤔 Caution · 3/5
S4 E24The Roommate TransmogrificationSex & hookupsNudity & bodiesPorn / strippers / sex work+3 more✅ Mild · 2/5