Richard Curtis and Rowan Atkinson wrote the first series while Richard Curtis and Ben Elton wrote the others.
The Blackadder Goes Forth series aired between September 28 and November 2 in 1989. For more information about this series, Wikipedia is a great resource.
The director of the TV comedy 'Blackadder' was Paul Weiland.
Bob - Blackadder - was created in 1985.
Captain Blackadder was created in 1989.
Blackadder the Third was created in 1987.
Edmund Blackadder was created in 1983.
Blackadder II was created in 1986.
Blackadder Goes Forth was created in 1989.
Money - Blackadder - was created on 1986-02-06.
Potato - Blackadder - was created on 1986-01-23.
Bells - Blackadder - was created on 1986-01-09.
Mr. E. Blackadder was created in 1987.