Secrets of a Soul [84954] Released: 1926-03-24 Revenue: $0 Budget: $0 Profit: $0 Runtime: 75 mins Popularity: 0.2567 Vote Average: 6.241 Vote Count: 29 Overview: Scientist Martin Fellmann is tormented by an irrational fear of knives and the irresistible compulsion to murder his wife. Driven to the brink of madness by fantastic nightmares, he encounters a psychoanalyst who offers to treat the perplexing malady. Cast [9] Werner KraussMartin Fellman Ruth WeyherSeine frau Ilka GrüningDie Mutter Jack TrevorErich Lili Damita Pavel PavlovDr. Orth Hertha von WaltherFellmans Assistentin Renate BrausewetterDienstmaedchen Colin RossKriminalkommissar Trailers Geheimnisse einer Seele (1926)