character - Rambler-Crane series Robot (voice)

character - Self - Robot (voice) (also archive footage)

character - Robot B-9 (voice)

character - Self – Announcer (voice)

character - Dick Tufeld

character - Announcer (voice)

character - Announcer

character - Announcer

character - Opening announcer (voice)

character - Narrator (voice)

character - Narrator (voice)

character - Narrator (voice)

character - Narrator (voice)

character - Announcer

character - Opening Narrator (uncredited)

character - ACME Commercial Announcer (voice) (uncredited)

character - Robot B-9

character - Narrator

character - Narrator

character - ACME commercial announcer (voice)

character - Announcer (uncredited)

character - Townsman (uncredited)

character - (uncredited)

character - Self - Announcer (uncredited)