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 31, 2000 relating to the financial statements, which appears in the Annual Report to Shareholders, which is incorporated in this Annual Report on Form 10-K/A. We also consent to the incorporation by reference of our report dated January 31, 2000 relating to the financial statement schedule, which appears in this Form 10-K/A. /s/ PRICEWATERHOUSECOOPERS LLP Boston, Massachusetts April 13, 2000