Director/a
Jim Huggins
DIRECTOR/A
Reparto (por orden de créditos)
Robert Hartsock
Self - Medal of Honor Recipient, U.S. Army (archiveFootage)
Self - U.S. Air Force
Michael Lemish
Self - Historian
Rodger Forbes
Self - Scout Dog Handler, 44th IPSD
Larry Hughes
Self - Commander, 44th IPSD
Robert Kollar
Self - Scout Dog Handler, 58th IPSD
Jim Smith
Self - First Sergeant, U.S. Army (Ret.)
Lamar Smith
Self - Veterinary Technician, 44th IPSD
Dave Williams
Self - Engineer U.S. Army
Keith Mallow
Self - Childhood Friend
Rita Kline
Self - Sister
Melvin Haddad
Self - Veterinarian, 25th Infantry Divsion
Dave Haugen
Self - Helicopter Pilot, U.S. Army (Ret.)
Walter Cronkite
Self - Host, CBS Evening News with Walter Cronkite (archiveFootage)
Duke
Self - Robert Hartsock's Military Service Dog (archiveFootage)
Nate Dunn
Robert Hartsock (voice)
Bob Hope
Self - USO Host (archiveFootage)
Lyndon B. Johnson
Self - 36th President of the United States (archiveFootage)
Richard Nixon
Self - 37th President of the United States (archiveFootage)
Ronald Reagan
Self - 40th President of the United States (archiveFootage)