Not much is known about Barry Allen. We just known that he's a speedster and that his name was used for one of Bart Allens fake IDs.
- Barry Allen was never seen or heard and was only mentioned. For the first time, he was mentioned by Bart Allen who used Barry's ID. He was later mentioned again in Smallville Season 11.
- Appearances of Bartholomew Allen I (Smallville)
- 2 Images featuring Bartholomew Allen I (Smallville)
- Quotations by or about Bartholomew Allen I (Smallville)
- Character Gallery: Bartholomew Allen I (Smallville)
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