大卫·凯斯

David Keith

饰：Capt. Andrew (Andy) Raines, USN

西蒙娜·麦金农

Simmone Mackinnon

饰：Dr. Anne Fletcher (as Simmone Jade Mackinnon)

马克·谢泼德

Mark Sheppard

饰：Chomsky

西恩·瓦兰

Sean Whalen

饰：Arciero

Armando Valdés

Armando Valdés

饰：Protas

Robert Zachar

Robert Zachar

饰：Michael (as Bob Zachar)

Richard Gnolfo

Richard Gnolfo

饰：Rodgers

Todd Kimsey

Todd Kimsey

饰：Hurst

Tyrone Pinkham

Tyrone Pinkham

饰：Beach

Jeffrey Rank

Jeffrey Rank

饰：Helmsman

D.J. Johnson

D.J. Johnson

饰：Sonar man

沃利扎·比尼夫

Velizar Binev

饰：Dr. Pashe

Anatoly Nechev

Anatoly Nechev

饰：French G-8 representative

Ivaylo Geraskov

Ivaylo Geraskov

饰：Russian G-8 representative (as Ivailo Geraskov)

Alvin Poteat

Alvin Poteat

饰：Pilot

Ivailo Geraskov

Ivailo Geraskov

饰：Russian G-8 representative

Jeff Rank

Jeff Rank

饰：Helmsman

托德·刻音斯利

饰：Hurst