Seekadetten
Robert YoungRoger 'Rog' Ash
James StewartJohn 'Truck' Cross
Florence RicePatricia 'Pat' Gates
Billie BurkeMrs. Alyce Gates
Lionel BarrymoreCaptain 'Skinny' Dawes
Tom BrownRichard Arnold 'Dick' Gates Jr.
Samuel S. HindsRichard Gates Sr.
Paul KellyTommy Milton
Barnett ParkerGraves
Frank AlbertsonWeeks
Minor WatsonLt. Milburn
Robert MiddlemassAcademy Superintendent
Phillip TerryKelly- CCharles WaldronCmdr. Carter
- PPat FlahertyCoach of Southern Institute
Dennis MorganMarine 2nd Lt.
Matt McHughHeckler- TTed PearsonHarnet
Don 'Red' BarryMason (Southern Institute football player) (uncredited)- PPaul BarrettClassman #1 (uncredited)
Barbara BedfordHospital Nurse (uncredited)- JJulie BescosVance Hill (uncredited)
Roger ConverseSize Inspector (uncredited)- WWalter S. DeLanyOath Commander (uncredited)
Donald DouglasLt. North (uncredited)- LLouis DurstCollege Messenger (uncredited)
Eddie HallReporter (uncredited)- TTom HanlonCommentator #2 (uncredited)
- EEddie HartFootball Official (uncredited)
- OOscar 'Dutch' HendrianFootball Official (uncredited)
- JJohn HiestandCommentator #1 (uncredited)
- RRobert HooverParr (uncredited)
Wilfred LucasShip's Captain (uncredited)
George MagrillCadet Prankster (uncredited)
Harold MillerMan at Graduation Dance (uncredited)
Bert MoorhouseOfficer at Bell Ringing Ceremony (uncredited)- WWill MorganClassman (uncredited)
Jack PennickShip's Fireman (uncredited)
Cyril RingNaval Officer at Football Game (uncredited)
John SheltonCadet (uncredited)
Walter SoderlingDr. Ryder (uncredited)- HHenry TaylorBartender (uncredited)
- JJoseph R. TozerGates' Butler #2 (uncredited)
Dale Van SickelChristmas Party Guest (uncredited)- BBuddy WilliamsPorter (uncredited)
Dick WinslowSeaman Messenger (uncredited)