"The new commander of a Navy Underwater Demolition Team--nicknamed "Frogmen"--must earn the respect of the men in his unit, who are still grieving over the death of their former commander and resentful of the new one."
Richard Widmark
as Lt. Cmdr. John Lawrence
Robert Wagner
as Lt. (jg) Franklin
Dana Andrews
as Jake Flannigan
Gary Merrill
as Lt. Cmdr. Pete Vincent
Jeffrey Hunter
as Pappy Creighton
Warren Stevens
as Hodges
Harvey Lembeck
as Marvin W. 'Canarsie' Mikowsky
Robert Rockwell
as Lt. Bill Doyle
Henry Slate
as Sleepy
Robert Adler
as Chief Ryan
Parley Baer
as Dr. Ullman
William Bishop
as Ferrino
Frank Donahue
as Kinsella
James Gregory
as Chief Petty Officer Lane
Harry Hamada
as Gunner
Russell Hardie
as Captain Radford
Ray Hyke
as Repairman
Peter Leeds
as Pharmacist's Mate
Norman McKay
as Captain Phillips
William N. Neil
as Cmdr. Miles
Robert Patten
as Lt. Klinger
Fay Roope
as Adm. Dakers
Sydney Smith
as Gen. Coleson
Jack Warden
as Crew Member
Rush Williams
as Soldier
George Yoshinaga
as Swimmer
Lloyd Bacon
Director
John Tucker Battle
Screenplay
Oscar Millard
Story
Norbert Brodine
Director of Photography
Samuel G. Engel
Producer
Cyril J. Mockridge
Music
William Reynolds
Editor
Albert Hogsett
Art Direction
Lyle R. Wheeler
Thomas Little
Set Decoration
Fred J. Rode
Ben Nye
Makeup Artist
Harry Maret
Robert D. Webb
Assistant Director
Richard Maybery
Roger Heman Sr.
Sound
Winston H. Leverett
Fred Sersen
Visual Effects
Charles LeMaire
Costume Design
Sam Benson
Jack Brown
Camera Operator
Bud Gaunt
Earle Hagen
Orchestrator
Lionel Newman
Music Director
Herbert W. Spencer
Bernard Mayers