Motorboat Mamas is a silent comedy short.
Billy Bevan
as Billy Bender
Alma Bennett
as 1st Cabaret Entertainer
Vernon Dent
as Charley Whalen
Carmelita Geraghty
as 2nd Cabaret Entertainer
Barbara Tennant
as Mrs. Whalen
Sunshine Hart
as Mother-in-Law
Louise Carver
as Madame Offskey
William McCall
as Cabaret Maitre D'
George Gray
as Mischievous Cabaret Reveller
Barney Hellum
as Mischievous Cabaret Reveller's Pal / Farmer Rube Obelfinger
Irving Bacon
as Cafe Patron
Jimmy Hertz
as Ship Captain
