2005

January

Supernatural has been ordered for pilot. Source.

February

3 – Fredric Lehne's Birthday.

Jared Padalecki and Jensen Ackles have been cast in the lead roles. Source.

March

1 – Jensen Ackles' Birthday.

April

22 – Jeffrey Dean Morgan's Birthday.

May

17 – The WB upfronts, Madison Square Garden, New York.
6 – Adrianne Palicki's Birthday.
26 – Nicki Aycox's Birthday.

June

July

14-17 – San Diego Comic-Con, San Diego, California.
19 – Jared Padalecki's Birthday.
22 – The WB's annual Television Critics Association press tour.

August

September

6-12 – Pilot available, in the U.S., on Yahoo! TV. 
13 – Season 1 premiere.

October

6 – Supernatural has been given a full season (22 episodes order).

November

4 – Samantha Smith's Birthday.

December

9 – Sebastian Spence's Birthday.