Lt. Commander Ronald "Ron" Hunter

Captain Franklin "Frank" Ramsey

Lt. Roy Zimmer

Chief of the Boat Cob

Lt. Peter 'Weps' Ince

Lt. Robert 'Bobby' Dougherty

Lt. Darik Westergard

Officer of the Deck Mahoney

Chief of the Watch Hunsicker

Tactical Supervising Officer Billy Linkletter

Petty Officer Danny Rivetti

Petty Officer Third Class Russell Vossler Russell Vossler

Bennefield

Lt. Paul Hellerman

Seaman William Barnes

Lawson

Marty Sotille

Navigator

Planesman

Helmsman

Diving Officer

Sonarman #2

Sonarman #3

Radioman #1

Admiral Williams

Rick Marichek

Head Cook Rono

Chief Kline

Guard #1

Guard #2

Launcher

Fire Control Technician

Julia Hunter

Luke

Robin

Vladimir Radchenko

Richard Valeriani

Anchorman

Lt. Comdr. Nelson

Phone Talker

Sailor with Oba

Sailor #1

Seaman Davis

Phone Talker #2

Petty Officer Hilaire

Seaman Grattam

Firing Key Runner

Ramsey Aide

Westergaurd Dad

Westergaurd Mom

Bob the Magician

Henry Ince

Additional Magician

Seaman Kuhne (uncredited)

Rear Admiral Anderson (uncredited)

Board of Inquiry Member (uncredited)

Board of Inquiry Member (uncredited)