Suggestions by @alphabetfilmer

Tara Strong

as A in Alphablocks (American English)

Grey DeLisle

as B in Alphablocks (American English)

Tom Kenny

as D in Alphablocks (American English)

Stephanie Sheh

as L in Alphablocks (American English)

Jeff Bennett

as X in Alphablocks (American English)

Jim Cummings

as M in Alphablocks (American English)

James Arnold Taylor

as K in Alphablocks (American English)

Dee Bradley Baker

as E in Alphablocks (American English)

Frank Welker

as Z in Alphablocks (American English)

Rita Loud

as Mrs. Harrington in Meet the Robinsons (My Way)

Lynn Loud Sr. (Dad) [Mr. Loud] {Mr. Lynn Loud Sr. Dad}

as Mr. Harrington in Meet the Robinsons (My Way)

Lucy Wilde

as Mildred in Meet the Robinsons (My Way)

Jason Marsden

as Brud in Sprunki

Tom Kenny

as Oren in Sprunki

Mr. Nervous

as Fear in Inside Out (My Way)

Little Miss Neat

as Disgust in Inside Out (My Way)

Mr. Rude

as Anger in Inside Out (My Way)

Little Miss Shy

as Sadness in Inside Out (My Way)

Little Miss Sunshine

as Joy in Inside Out (My Way)

DOR-15

as DOR-15 in Meet the Robinsons (My Way)