as Mr. Cousins (uncredited)
as Captain of Academy
as John Stanley
as George Reynolds
as Vance
as Dr. Donald Ross
as Bob Parks
as Charles T. 'Ritzy' Conrad
as Chambers
as Schuyler Durkin
as Mr. Porter
as John Franklin
as Matt Korber - alias Mr. Chandler
as Mort Talbot
as Dr. Alan Pomeroy
