The acclaimed series airs at 10 PM ET on CBS; check local listings.

The episode, which is entitled "Keep Calm and Carry On," is described as such: "A petty crime aboard an inbound plane to Vegas becomes a murder investigation when one of the passengers is found dead."

Series regulars include Ted Danson (D.B. Russell), Elisabeth Shue (Julie Finlay), George Eads (Nick Stokes), Paul Guilfoyle (Captain Jim Brass), Jorja Fox (Sara Sidle), Eric Szmanda (Greg Sanders), Robert David Hall (Dr. Robbins), David Berman (David Phillips), Wallace Langham (David Hodges), Elisabeth Harnois (Morgan Brody) and Jon Wellner (Henry Andrews).

The guest cast includes Larry Mitchell (Officer Mitchell), Jaleel Ahmad White (Kenny Greene), Ellen Hollman (Janet Riggins/Helen Morrison), Ethan Embry (Jefferson Nalley), Tony winner Grey (Hank Kasserman), Corie Vickers (Flight Attendant), Anthony Mangano (Male Passenger), Matthew Shively (Stoner #1), Wyatt Carnel (Stoner #2), Todd Cahoon (Allen Morrison), Tammy Townsend (Rhonda Briggs) and Susan Slome (Female Passenger).

The episode, directed by Brad Tanenbaum, was penned by Thomas Hoppe.