• 
  Bobby Driscoll

  Al Sullivan, as a Child
• 
  Anne Baxter

  Katherine Mary Sullivan
• 
  Selena Royle

  Mrs. Alleta Sullivan
• 
  Selmer Jackson

  Damage Control Officer
• 
  John Alvin

  Madison Abel 'Matt' Sullivan
• 
  Grandon Rhodes

  Naval Doctor
• 
  Frank Wilcox

  Ofiţer
• 
  Addison Richards

  Naval Captain

• 
  Buddy Swan

  George Sullivan, as a Child
• 
  Betty Farrington

  Mrs. Griffin
• 
  Mae Marsh

  Neighbor of Mrs. Griffin
• 
  Harry Strang

  Chief Petty Officer
• 
  Gene Collins

  Rival Boy
• 
  Ward Bond

  Lt. Cmdr. Robinson
• 
  Roy Roberts

  Father Francis

• 
  Harry Shannon

  Chief Petty Officer
• 
  John Campbell

  Francis Henry 'Frank' Sullivan
• 
  James Cardwell

  George Thomas Sullivan
• 
  Trudy Marshall

  Genevieve 'Gen' Sullivan
• 
  Thomas Mitchell

  Mr. Thomas F. Sullivan
• 
  George Offerman Jr.

  Joesph Eugene 'Joe' Sullivan
• 
  Edward Ryan

  Albert Leo 'Al' Sullivan