character - Douglas Ferguson

character - Claude Roberts

character - Dave Langdon

character - Dr. George Wainright

character - Dr. Niblock (as Jack Livingstone)

character - Randolph Shaw

character - Reginald Dunstan

character - Karl le Barron

character - Jim Gordon

character - Captain Drake

character - Patrick McCree

character - Charles Lunkin

character - Dr. Howard

character - Capt. James Morrison

character - Sid Wilson

character - Aaron King - Art

character - Brian Trelawney

character - Rolf Rutherford

character - Stephen Pachmann (as Jack Livingstone)

character - Jack Livingston