3rd Rock from the Sun S6, E4

A group of aliens are sent to Earth, disguised as a human family, to experience and report life on the third planet from the sun.

Cast:John Lithgow , Jane Curtin , Kristen Johnston , French Stewart , Joseph Gordon-Levitt , Simbi Kali , Elmarie Wendel , Wayne Knight , Ian Lithgow , David DeLuise , Danielle Nicolet , Chris Hogan , Ileen Getz , Shay Astar , Larisa Oleynik , Ron West , Jan Hooks , Chad Einbinder