Audio problem: In a scene when the Blandings first move into their dream house, Cary Grant (Jim Blandings) says something to a workman and his lips clearly don't match what is heard.
Mr. Blandings Builds His Dream House (1948)
1 mistake
Directed by: H.C. Potter
Starring: Cary Grant, Melvyn Douglas, Myrna Loy, Reginald Denny
Muriel Blandings: Mr. Zucca explained he has to use dynamite to blast to get rid of the rock.
Mr. Zucca: That's no rock. That's a ledge.
Bill Cole: What Mr. Blandings means is, what precisely is a ledge?
Mr. Zucca: A ledge is like a big stone. Only it's bigger.
Jim Blandings: Like a boulder.
Mr. Zucca: No, like a ledge.