Hal Holbrook as Capt. Lloyd Bucher

Ronny Cox as Signalman

Andrew Duggan as Congressman

Stephen Elliott as RAdm. F.L. Johnson

Mary Fickett as Rose Bucher

Larry Gates as American Negotiator

George Grizzard as Court Counsel

Paul Hecht as Lt. S.R. Harris

Alan Hewitt as Congressional Chairman

James Hong as Super C

Barnard Hughes as Secretary of the Navy

Robert Ito as North Korean Negotiator

Gary Merrill as Adm. Thomas E. Moorer

Richard Mulligan as CWO G.H. Lacy

John Randolph as Lt. Gen. S.J. McKee

Darryl Wells as Lt. (j.g.) F.C. Schumaker

Lenny Baker as Ens. T.L. Harris

Ralph Bell as Presiding Officer

Don Blakely as BM3 W.C. Bussell

Peter Gorwin as Radio Operator

Richard Herd as Lt. Cmdr. C. Clark

Earl Hindman as QMT Charles B. Law, Jr.

John Horn as CIC J.F. Kell

David Huffman as Seaman

Calvin Jung as North Korean Guard

Alan Koss as HCI H.P. Baldridge

Peter Masterson as ENC M.O. Goldman

Michael Parish as North Korean Guard

Addison Powell as Commissioning Officer

Sab Shimono as North Korean Officer

Philip Sterling as Court of Inquiry Member

Harvey Keitel as Seaman (uncredited)