Boeing B-17 Flying Fortress

The aircraft left Dobodura Airfield at 0145LT to bomb the airport of Rabaul-Vunakanau. Following an uneventful mission, the crew left the combat area when it was attacked by the pilot of a Japanese fighter. The aircraft christened 'Naughty But Nice' went out of control and only the navigator was able to bail out before the aircraft crashed into the Baining Mountains, south of Rabaul. All nine other crew members were killed.
Crew (43rd BG):
1st Lt William J. Sarsfield Jr., pilot, †
2nd Lt Charles E. Trimingham, copilot, †
1st Lt Francis G. Peattie, bombardier, †
1st Lt Jose L. Holguin, navigator
2nd Lt Herman H. Knott, bomb aimer, †
T/Sgt Robert L. Christopherson, flight engineer, †
S/Sgt Henry Garcia, second flight engineer, †
T/Sgt Leonard A. Gionet, radio operator, †
S/Sgt Robert E. Griebel, assistant to the radio operator, †
S/Sgt Pace P. Payne, air gunner. †

Crashed in unknown circumstances 30 miles southwest of Moses Lake, killing all eight crew members.

The airplane departed Mackay to Port Moresby with a crew of six and 35 US soldiers on board, following a permission period. Shortly after takeoff, the captain decided to make a low pass over the airport so the people on ground could take all's leave off. During the last turn, the airplane named 'Miss Every Morning Fixin' went out of control, stalled and crashed in a huge explosion about one km from the runway threshold. A passenger was seriously injured while 40 other occupants were killed. Up to date, worst plane crash in Australia.
Crew (19th BG):
1st Lt Vern J. Gidcumb Jr., pilot,
F/O William C. Erb, copilot,
2nd Lt Jack A. Ogren, navigator,
Sgt David E. Tileston, radio operator,
S/Sgt Lovell Dale Curtis, crew chief,
S/Sgt Frank E. Whelchel, crew chief.
Passengers:
Pfc Jerome Abraham,
Cpt John O. Berthold,
T/5 William A. Briggs,
Sgt Dan H. Busse,
T/Sgt James A. Copeland,
Sgt Carl A. Cunningham,
T/5 George A. Ehrman,
Pvt James E. Finney,
Sgt Leo E. Fletcher,
T/Sgt Alfred H. Frezza,
Pfc Norman J. Goetz,
S/Sgt Roy A. Hatlen,
S/Sgt John W. Hilsheimer,
Pfc Vernon Johnson,
Sgt Donald B. Kyper,
Sgt Charlie O. LaRue,
Pvt Raymond D. Longabaugh,
Pfc Kenneth W. Mann,
Cpl Marlin D. Metzger,
Pvt Charles D. Montgomery,
Pfc John W. Parker,
Pfc Frank S. Penska,
Maj George N. Powell,
Sgt Anthony Rudnick,
Cpl Charles W. Sampson,
Pfc Arnold Seidel,
Cpl Jacob O. Skaggs Jr.,
Cpl Franklin F. Smith,
Cpl Raymond H. Smith,
Pfc Frederick C. Sweet,
Cpl Edward Tenny,
Pfc Dale Van Fosson,
Pvt Ruben L. Vaugh,
Charles M. Williams.
Sources & photos: http://www.ozatwar.com/ozcrashes/qld46.htm

The crew was engaged in a mission to attack the German submarine U-417 cruising in the north Atlantic Ocean. During the attack, the aircraft was hit by bullets and the crew decided to ditch some 200 km northwest of the Feroe Islands. While the aircraft sank and was lost, all eight crew members were rescued.
Crew (206th Squadron):
W/C R. B. Thomson 7.

The crew left Hamilton AFB in the morning on a routine training sortie. En route, the pilot informed ground about his position and a little later, the aircraft hit tree tops and crashed on a hilly terrain located ten miles northeast of Covelo. All six crew members were killed.
Photos on http://www.aviationarchaeology.com/b17tday.htm

Engaged in a bombing mission over Rennes, the aircraft crashed in unknown circumstances in Clayes. Seven crew members were killed while three others were injured.
Crew (337th Squadron):
1st Lt Jack L. Mc Math, pilot, †
F/O Ernie J. Dickenson, copilot, †
2nd Lt Edwin A. Martin, navigator,
1st Lt William Peterson, bombardier, †
T/Sgt Lear E. Godbey, radio operator, †
T/Sgt Gerald V. Olson, air gunner, †
S/Sgt Arthur Shilo, air gunner,
S/Sgt Raymond M. Masiero, air gunner, †
S/Sgt Harry J. Boegaholz, air gunner,
S/Sgt Virgil B. Gregory, air gunner. †

After an uneventful bombing mission over the airfield of Rabaul-Vunakanau, the aircraft was shot down by the pilot of a Japanese fighter over the Lihir Island and crashed in Put Put. Seven crew members were killed while four others were taken PoW.
Crew (43rd BG):
Cpt Joseph W. Geddes, pilot, †
2nd Lt Leon S. King, †
1st Lt Leslie W. Neuman,
2nd Lt Saul Albert, †
2nd Lt William A. Bujold, navigator, †
T/Sgt William R. Moore, flight engineer, †
T/Sgt Emil Gentry, †
S/Sgt Ernest W. Burnside,
Cpl John J. Mulligan,
Pvt John L. Honold, †
Pvt Robert E. George, 15072338.

The aircraft left Port Moresby-7 Mile Airfield in the morning and flew to Dobodura where a stock of bombs was loaded. It left Dobodura to attack the Rabaul-Vunakanau Airport. While approaching the target, the aircraft what shot down by the pilot of a Japanese fighter. All four engines were hit by bullets and the captain ordered his crew to bail out but only three crewmen were able to do so. Out of control, the aircraft went into a spin and crashed into the St George Channel, off Rabaul. All eight other occupants were killed.
Crew (43rd BG):
Maj Paul I. Williams, pilot, †
2nd Lt John S. Rippy, copilot,
M/Sgt Gordon R. Manuel, bombardier,
2nd Lt Richard U. Aguirre, navigator, †
S/Sgt Robert B. Gills Jr., flight engineer, †
Sgt Edward Driscoll, radio operator, †
Sgt Lawrence L. Rexroat, air gunner, †
Sgt Robert A. Curry,
Pfc William R. Smith, air gunner, †
Sgt Joseph F. Murray, air gunner, †
Passenger:
1st Lt Robert F. Heller. †

While overflying The Netherlands, the aircraft was shot down by the pilot of a German fighter and crashed in Kats, killing all 10 crew members.

The crew was performing a demo flight in the vicinity of the Clearview Airfield. In flight, the pilot encountered unknown technical problems and attempted to make an emergency belly landing. On touchdown in a pasture, the aircraft skidded for several yards before coming to rest. While all 22 occupants were uninjured, the aircraft was damaged beyond repair.