Deadman Wonderland was created on 2011-10-08.
The duration of Deadman Wonderland is 1620.0 seconds.
There are no alien races in Deadman Wonderland (But in the Deadman Wonderland universe, and fan-fiction also; there are trillions of them (with hundreds of thousands of them in each galaxy)).
There is no interstellar or intergalactic travel in Deadman Wonderland (fan-fiction only).
All 12 episodes and the OVA have been dubbed in English.
Ugh, shame, it isn't.
Yeah, it totally is! (Apart from the special episode)
Deadman was created in 1967.
No because the actor died.
Theory of a Deadman was created in 2001.
The series takes place in 2023.
The manga you're referring to is likely "Deadman Wonderland." In the story, the protagonist, Ganta Igarashi, is wrongfully convicted of mass murder after his classmates are killed. He is then sent to a twisted prison called Deadman Wonderland where inmates must participate in deadly games to survive.
Deadman's Curve was created on 1978-02-03.