Jim Davidson said he is "pleased there'll be no further action."
"The police have been very thorough. I have no complaints about the police whatsoever," he said.
"I don't think the police are looking for conviction. They are just looking for the truth."
More top news
An investigation has been launched after nine people were hurt when stairs collapsed in a House of Horrors at a theme park in Ireland.
Multiple explosions in a park in a Japanese city have left at least one person dead and three injured.