
After a demonstration of new PT boats, navy brass are still unconvinced of their viability in combat, leaving Lt. "Rusty" Ryan frustrated. After the attack on Pearl Harbor, however, Ryan and his buddy Lt. Brickley are told they can finally take their squadron into battle. The PT boats quickly prove their worth, successfully shooting down Japanese planes, relaying messages between islands, and picking off a multitude of enemy ships.

as Lt. John Brickley

as Lt. (J.G.) 'Rusty' Ryan

as Lt. Sandy Davyss

as General Martin

as "Boats" Mulcahey, Chief Boatswain's Mate

as Ens. 'Snake' Gardner

as Ens. 'Andy' Andrews

as Major James Morton

as Seaman Jones

as Lt. (J.G.) 'Shorty' Long

as Ens. George Cross

as 'Ohio'

as Ens. Tony Aiken

as 'Slug' Mahan T.M. 1c

as 'Squarehead' Larsen SC 2c

as 'Doc'

as 'Benny' Lecoco ST 3c

as Admiral Blackwell

as The General

as Elder Tompkins M.M. 2c

as Ens. Brant

as 'Dad' Knowland

as Army Doctor

as Silver Dollar Bartender (uncredited)

as Army Orderly (uncredited)

as Naval Officer (uncredited)

as Officer's Wife (uncredited)

as Boat Crew Member (uncredited)

as Lieutenant Colonel (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Officer at Airport (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Commander (uncredited)

as Officer at Airport (uncredited)

as Officer at Airport (uncredited)

as Officer's Wife (uncredited)

as Sailor (uncredited)

as Hotel Manager (uncredited)

as Nurse (uncredited)

as Boat Crew Member (uncredited)

as Officer at Airport (uncredited)

as Boat Crewman (uncredited)

as Officer at Airport (uncredited)

as Officer at Airport (uncredited)

as (uncredited)

as Officer at Airport (uncredited)

as Asian Bartender (uncredited)

as Boat Crew Member (uncredited)

as Officer's Wife (uncredited)

as Lost Nurse (uncredited)

as 'Snuffy' Submarine Commander (uncredited)

as Sailor (uncredited)

as PT-41 Boat Starboard Torpedoman (uncredited)

as Marine Major (uncredited)

as Bar Patron (uncredited)

as Bartender at Manila Hotel (uncredited)

as Boat Crewman (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Boat Crewman (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Officer's Wife (uncredited)

as Naval Air Captain (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Nurse (uncredited)

as Soldier (uncredited)

as Airport Officer (uncredited)

as Wounded Officer at Airport (uncredited)

as 'Slim' - Bearded CPO (uncredited)

as Man in Admiral's Office (uncredited)

as Minor Role (uncredited)

as Filipino Boy (uncredited)

as Officer (uncredited)

as Jeep Driver (uncredited)

as Navy Captain (uncredited)

as Submarine Skipper / Boat Crew Member (uncredited)

as Officer at Airport (uncredited)

as Man in Admiral's Office (uncredited)

as Naval Officer (uncredited)

as Boat Crew Member (uncredited)

as Bartender's Child (uncredited)

as Man in Admiral's Office (uncredited)

as Boat Crew Member (uncredited)

as Boat Crew Member (uncredited)

as Officer at Airport (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Boat Crew Member (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Marine Orderly (uncredited)

as Filipino Orderly (uncredited)

as Man in Admiral's Office (uncredited)

as Sammy - Boat Crewman (uncredited)

as Boat Crew Member (uncredited)

as Officer at Airport (uncredited)

as Man in Admiral's Office (uncredited)

as Man in Admiral's Office (uncredited)

as Officer at Airport (uncredited)

as Captain at Airport (uncredited)

as Naval Doctor (uncredited)

as Officer's Wife (uncredited)

as Officer at Airport (uncredited)

as Sgt. Smith (uncredited)

as Bartender's Child (uncredited)