Logline:
When an astronaut training for a trip to Mars is mysteriously killed inside a Mars simulation, Castle and Beckett don spacesuits to investigate. But when they discover no one inside the sealed simulation could have committed the murder and no one from the outside could get in, the case takes a shocking turn
Original airdate:
February 23, 2015
Filming dates:
January 16 to January 27
Written by:
Terri Edda Miller
Directed by:
Paul Holahan
Guest cast:
Yves Bright as Tom Richwood, Gwendoline Yeo as Elise Kim, David Rogers as Viggo Jansen, Sterling K. Brown as Ed Redley, Maxwell Caulfield as Sir Ian Rasher.