Moe Howard

~ as ~

Moe

Larry Fine

~ as ~

Larry

Curly Howard

~ as ~

Curly

Lew Kelly

~ as ~

Prof. J. O. Dunkfeather

Stanley Brown

~ as ~

Wilson, the Reporter

Theodore Lorch

~ as ~

Graves, the Inventor

Charles Middleton

~ as ~

Graves' Valet

Stanley Blystone

~ as ~

Spy Leader

Helen Servis

~ as ~

Ultra-Thin Housewife

Symona Boniface

~ as ~

Plumpish Housewife