4 5 , ▁five ▁members ▁of ▁her ▁crew ▁were ▁tried ▁as ▁war ▁crim inals ▁and ▁conv icted . ▁Three ▁( E ck , ▁August ▁Hoff man , ▁ 2 nd ▁Watch ▁Officer , ▁and ▁Walter ▁We is pf enn ig , ▁boat ' s ▁doctor ) ▁were ▁executed , ▁and ▁two ▁others , ▁Hans ▁L enz , ▁Chief ▁Engine er , ▁and ▁Wolfgang ▁Schw ender , ▁Pil ot , ▁were ▁imprison ed . ▁ ▁G w yn ▁Griff in ' s ▁best - s elling ▁ 1 9 6 7 ▁novel ▁An ▁Oper ational ▁N ec ess ity ▁was ▁based ▁on ▁the ▁Pe le us ▁Inc ident . ▁ ▁References ▁▁ ▁SS ▁Pe le us ▁at ▁U bo at . net ▁ ▁Clay ▁Bla ir ▁: ▁Hitler ' s ▁U - Bo at ▁War ▁[ Volume ▁ 2 ]: ▁The ▁H unted ▁ 1 9 4 2 – 1 9 4 5 ▁( 1 9 9 8 ) ▁ ▁( 2 0 0 0 ▁UK ▁paper back ▁ed .) ▁ ▁External ▁links ▁ ▁Sub marine ▁at roc ities ▁ ▁The ▁Pe le us ▁affair ▁at ▁u - bo at ▁net ▁ ▁Category : Sh ips ▁built ▁on ▁the ▁River ▁Te es ▁Category : Sh ips ▁s unk ▁by ▁German ▁sub mar ines ▁in ▁World ▁War ▁II ▁Category : Ste am ships ▁Category : World ▁War ▁II ▁merchant ▁ships ▁of ▁Greece ▁Category : 1 9 2 8 ▁ships ▁Category : World ▁War ▁II ▁ship w re cks ▁in ▁the ▁Atlantic ▁Ocean ▁Category : Mar