Dr. Jack
Voltar
Harold LloydDr. 'Jack' Jackson
Mildred DavisThe Sick-Little-Well-Girl
John T. PrinceCharles F. Haskell - Her Father
Eric MayneDr. Ludwig von Saulsbourg
C. Norman HammondJamison - the Lawyer
Jackie CondonBoy's Pal (sem créditos)
Mickey DanielsBoy Patient (sem créditos)
Richard DanielsMan (sem créditos)
William GillespieCard Player (sem créditos)
Wally HoweAsylum Guard (sem créditos)- James T. KelleyCard-Playing Father (sem créditos)
- 'Auntie' MackayUndetermined Secondary Role (sem créditos)
- Florence MayonCard Player's Daughter (sem créditos)
- Oscar MorganUndetermined Secondary Role (sem créditos)
Charles StevensonAsylum Guard (sem créditos)- Anna TownsendJamison's Mother (sem créditos)
Dorothy VernonRestaurant Hostess (sem créditos)- Joy WinthropUndetermined Secondary Role (sem créditos)