SCHEDULE II

                            INFORMATION WITH RESPECT TO
                 TRANSACTIONS EFFECTED DURING THE PAST SIXTY DAYS OR
                 SINCE THE MOST RECENT FILING ON SCHEDULE 13D (1)
                                       SHARES PURCHASED    AVERAGE
                        DATE               SOLD(-)         PRICE(2)

 COMMON STOCK-GENCORP INC

          GABELLI SECURITIES,INC.
                       1/04/05              300-           17.7833
                       1/04/05              300            17.7633
                       1/04/05              300            17.7833
                      12/27/04              800-           18.2500
                      12/22/04            1,400-           17.7714
                      12/16/04           10,000-           17.2150
                      12/01/04              500-           17.1500
                      11/30/04              500            16.8100
                      11/29/04              500-           17.0600
          GAMCO INVESTORS, INC.
                       1/19/05            5,000-           18.0000
                       1/19/05           10,000-           17.9436
                       1/18/05            3,500-           18.0571
                       1/18/05            1,000-             *DO
                       1/14/05           15,000-           18.0400
                       1/14/05            4,000-           18.2088
                       1/13/05            1,800-           17.5778
                       1/12/05            1,000-           17.3000
                       1/11/05            5,000-           17.3300
                       1/11/05            5,000-           17.3300
                       1/11/05            5,000-           17.3300
                       1/10/05            2,000-           17.4500
                       1/10/05            1,000-           17.5100
                       1/10/05            5,000-           17.4250
                       1/10/05            1,500-           17.3300
                       1/07/05            1,800-           17.3800
                       1/07/05              800            17.3800
                       1/07/05              800-           17.3800
                       1/07/05            2,000-           17.4200
                       1/05/05            5,000-           17.7022
                       1/03/05           10,000-           18.5113
                       1/03/05            3,800-           18.3715
                      12/31/04           10,000-           18.6461
                      12/30/04              210-             *DO
                      12/22/04            3,000-           17.5330
                      12/21/04              500-           17.0300
                      12/20/04            1,000-           17.1550
                      12/20/04              600-             *DO
                      12/17/04           10,000-           17.2083
                      12/16/04              500-           17.2100
                      12/15/04            3,000-           17.2120
                      12/15/04            2,000-           17.2200
                      12/14/04            8,000-           17.2203
                      12/13/04            1,500-           17.1740
                      12/10/04            5,000-           17.1040
                      12/06/04            2,000-           17.1230
                      12/02/04           11,000-           17.0909
                      12/02/04            2,000-             *DO
                      12/02/04           10,000-           17.0830
                      11/30/04            5,000-           16.8980
                      11/30/04            2,000-           16.8500
                      11/29/04            5,000-           17.0120
                      11/26/04           15,000-           16.7924
                      11/24/04            5,000-           16.9200
                      11/23/04              500-           16.8000
                      11/23/04            6,000-           16.8155
                      11/23/04           20,000-           16.8340
                      11/23/04            8,300-           16.8108
                      11/23/04              400-           16.8400
           GABELLI FUNDS, LLC.
               GABELLI VALUE FUND
                       1/18/05           10,000-           18.1107
                       1/11/05            3,800-           17.2763
                       1/03/05            6,200-           18.5500
                      12/22/04           10,000-           17.7000
                      12/08/04           10,000-           17.1410
                      11/24/04           10,000-           16.9080
               GABELLI SMALL CAP GROWTH FUND
                      12/29/04           20,000-           18.5009
                      12/08/04           10,000-           17.1480
               GABELLI EQUITY TRUST
                      12/13/04           20,000-           17.1000
                      12/13/04           20,000            17.1100
                      12/10/04           10,000            17.2007
                      12/10/04           10,000-           17.1973
                      12/09/04            5,000-           17.0960
                      12/06/04            5,000-           17.0920
                      12/01/04            5,000-           17.1360
                      12/01/04            5,000            17.0080
                      11/30/04            5,000-           16.9500
                      11/30/04            5,000            16.8496
               GABELLI ASSET FUND
                      12/21/04           20,000-           17.0247
                      11/29/04           10,000-           16.8781

(1) UNLESS OTHERWISE INDICATED, ALL TRANSACTIONS WERE EFFECTED
    ON THE NYSE.

(2) PRICE EXCLUDES COMMISSION.

(*) RESULTS IN CHANGE OF DISPOSITIVE POWER AND BENEFICIAL OWNERSHIP.