Knocked Up (2007)

For fun-loving party animal Ben Stone, the last thing he ever expected was for his one-night stand to show up on his doorstep eight weeks later to tell him she's pregnant with his child.

Director: Judd Apatow

Cast: Seth Rogen, Katherine Heigl, Paul Rudd, Leslie Mann, Jason Segel, Jay Baruchel, Jonah Hill, Martin Starr, Charlyne Yi, Iris Apatow, Maude Apatow, Joanna Kerns, Harold Ramis, Alan Tudyk, Kristen Wiig, Bill Hader, Ken Jeong, Craig Robinson