(Hi, I'm Sean Hayes.)  I could tell you a Thing One or a Thing Two about this film: I played Mr. Humberfloob & the voice of the fish in it
: [DOC] [TLE] The Cat in the Hat (2003) - IMDb [PAR] Adventure  Two bored children have their lives turned upside down when a 
talking cat comes to ..... Sean Hayes ... Mr. Humberfloob / Voice of the Fish  
Danielle Chuchran ... Thing One (as Danielle Ryan Chuchran).