The voice belongs to character actor Harvey Atkin. Among the roles he's played include Desk Sgt. Ronald Coleman on 'Cagney & Lacey' and Judge Alan Ridenour on 'Law & Order: Special Victims Unit'. He has also done extensive voice work on a number of cartoon series.
Malcolm mcdowell
Richard Thomas
The voiceover is done by English Actor and comedian, Jake Wood.
Sweeney MacArthur
Gotta be Kelsey Grammer!
Tom Ravenscroft.
Anthony Hopkins
steve belford
jeff bridges
i think it is ellen degeneris sp?
Jeff goldblum
Lance Henriksen (the "droid" from "Aliens")