Marion Fairbanks
— The Flying Twins
Madeline Fairbanks
— The Flying Twins
Boyd Marshall
— Vinald Marshall, the twins' father
Ethel Jewett
— Lucia Marshall, the twins' mother
Nellie Parker Spaulding
— Aunt Sally
Harry LaPearl
— Fred Morris
Bertha Leon
— Stella, Fred's wife
Lorraine Huling
— Cousin Carolyn
J. Morris Foster
— Peter Goddard, the clerk
W. Ray Johnston
— The Ringmaster