Introduced to the Cessna lineup in 1962, the 205 was powered by the same IO-470 engine as the 210B and featured an additional small cargo door on the left side of the fuselage. It later gained it's 6th seat.
The 205 lasted in production until 1964 when it was replaced by the more powerful 206,
Source: The Cessna 205, 206 & 207