Exhibit 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-17379) of SeaChange International, Inc. of our report dated January 22, 1998 relating to the consolidated financial statements of IPC Interactive Pte. Ltd., appearing in Amendment 1 to the Current Report in Form 8-K/A of SeaChange International, Inc. dated February 23, 1998. /s/ Price Waterhouse LLP PRICE WATERHOUSE LLP Boston, Massachusetts February 23, 1998