On its maiden flight, the crew of America's first supersonic transport learns that it may not be able to land, due to an act of sabotage and a deadly flu onboard.

Barbara Anderson
as Carla Stanley

Bert Convy
as Tim Vernon

Peter Graves
as Paul Whitley

Lorne Greene
as Marshall Cole

Season Hubley
as Anne Redding

Tina Louise
as Mae

George Maharis
as Les Phillips

Burgess Meredith
as Willy Basset

Doug McClure
as Hank Fairbanks

Martin Milner
as Lyle Kingman