”A small seaplane bomber developed in the 1950’s because of limited Aircraft Carrier technology. Required a Seaplane Tender or Seaplane Cruiser[1] to use. Was used until 1968 when the TV-1 was introduced.”

-Desc. of the TM-2, 1957 Encyclopedia

[1] Seaplane Cruiser:
A specialized type of Cruiser meant to carry a higher amount of seaplanes than a regular cruiser / battleship, although less than a Seaplane Tender.

References

Rear Turret - B-54

Side Turrets - B-17G no. 44-85784

Water Stabilizers - BV-238

Remote-Control Turret System - P-108A
(there’s no Targeting Computer)

Full Thumbnail

Controls:
AG-1-3 - N/A
AG-4 - Bomb Bays
AG-5-8 - N/A
Landing Gear - Water Stabilizers