Who is in the cast of Season 1?

The cast of Season 1 includes Don Messick as (voice), Hal Smith as (voice), Paul Frees as (voice), Dal McKennon as Gumby (voice), Chuck McCann as (voice), Ginny Tyler as (voice), Norma MacMillan as (voice), Betty Harford as (voice), Dick Beals as (voice), Pinky Lee as Self - Host, Bobby Nicholson as Self - Host, and Ruth Eggleston as (voice).