Characters played by Guy Madison
Capt. Jim Hollenbeck
Characters played by Virginia Leith
Pat Lange
Characters played by John Hodiak
Maj. Ward Thomas
Characters played by Dean Jagger
Dr. Hugo Thornton
Characters played by Warren Stevens
Capt. Mike Bentley
Characters played by Martin Milner
Lt. Mort Glenn
Characters played by King Calder
Lee Welch
Characters played by Walter Coy
Lt. Col. Dick Masters
Characters played by Ken Clark
Sgt. Ike Forbes
Characters played by Donald Murphy
Sgt. Zack Deming
Characters played by Barry Coe
Communications Officer
Characters played by Dan C. Ogle
Self - Prologue
Characters played by David Armstrong
Radio Technician
Characters played by Helen Bennett
Mrs. Lange
Characters played by Juanita Close
Nurse
Characters played by Donald Freed
Paramedic Officer
Characters played by Jo Gilbert
Secretary
Characters played by Richard Grant
Medic
Characters played by Kenner G. Kemp
Wedding Guest
Characters played by Charles Lind
Co-Pilot
Characters played by Jeffrey Sayre
Wedding Guest