(voice)

(voice)

(voice)

(voice)

Groucho Marx / Eddie Cantor / Spencer Tracy / Hugh Herbert / Ned Sparks / Joe Penner / Charles Laughton / W.C. Fields / Charlie McCarthy / Edward G. Robinson / Joe E. Brown / Oliver Hardy (voice) (uncredited)

Katharine Hepburn / Martha Raye / Greta Garbo / Freddie Bartholomew (voice) (uncredited)

Donald Duck (voice) (uncredited)

Fats Waller / Stepin Fetchit (voice) (uncredited)

Writing

Acting

Directing

Writing

Visual Effects

Visual Effects

Writing

Visual Effects

Visual Effects

Visual Effects

Writing

Writing

Writing

Directing

Directing

Sound

Writing

Production