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Morland offers to act as one of his son’s “Irregular” consultants so that he can lend Sherlock and Joan his considerable resources to help them solve a case.

Andrew Breving, Celia Keenan-Bolger, Edoardo Ballerini, Jakob Von Eichel, Joel Marsh Garland, John Jellison, John Shea, Jonathan Sale, Michael Esper, Reed Diamond, Ted Koch, Will Cobbs