78%
2.7k votes
Rate this episode
What did you think?

521k
watchers
695k
plays
772k
collected
184
lists

Stats for...

The Big Bang Theory: Season 4

4x10 The Alien Parasite Hypothesis

Trakt Ratings

IMDB TMDB

Ads suck, but they help pay the bills. Hide ads with

Ads suck, but they help pay the bills. Hide ads with

Trakt Ratings

78%—2,735 votes

Ads suck, but they help pay the bills. Hide ads with

Ads suck, but they help pay the bills. Hide ads with

Find a TV show or movie

Loading...