Tom Ravenscroft.
Richard Thomas
The voiceover is done by English Actor and comedian, Jake Wood.
Sweeney MacArthur
Gotta be Kelsey Grammer!
Anthony Hopkins
steve belford
jeff bridges
i think it is ellen degeneris sp?
Jeff goldblum
Lance Henriksen (the "droid" from "Aliens")
I love that commercial, I like cats