Detailinformatie over de film The Seven-Per-Cent Solution

Samantha Eggar (Mary Morstan Watson), Gertan Klauber (The Pasha), John Bird (Berger), Anna Quayle (Freda), John Hill (Train Engineer), Georgia Brown (Mrs. Freud), Drewe Henley, Frederick Jaeger (Marker), Michael Blagdon (Young Holmes), Charles Gray (Mycroft Holmes), Leon Greene (Squire Holmes), Ashley House (Young Freud), Erich Padalewski (Station Master (as Erich Padalewsky)), Sheila Shand Gibbs (Nun), Jill Townsend (Mrs. Holmes)

Arthur Conan Doyle, Nicholas Meyer

Argentina Video Home, CIC Vídeo, Cinéma International Corporation (CIC), Cinema International Corporation (CIC), Herbert Ross Productions, MCA Home Video, National Broadcasting Company (NBC), Universal Pictures