Joe Hoyt

饰：Self - Expedition Leader, Maritime Archaeologist

Guenther Degen

饰：Self - on of U-Boat Captain

William Kurdi

饰：Self - United States Merchant Marine

Issie Deitsch

饰：Self - United States Merchant Marine

Euphemia Ennis

饰：Self - Local Resident Witness

Gerhard Weinberg

饰：Self - WWII Military Historian

Earl O'Neal

饰：Herself - Local Resident Witness

Evan Kovacs

饰：Himself - Technical Diver

Becky Kagan Schott

饰：Herself - Technical Diver

Eric Diaddorio

饰：Himself - Captain, Cutting Edge

Anthony D. Call

饰：Self - Narrator,

James P. Delgado

饰：Self - Director of Maritime Heritage

John Pycior

饰：Captian Johansen

Peter Muggleworth

Peter Muggleworth

饰：U-Boot Captain