Efrem Zimbalist Jr. Stuart Bailey Actor Roger Smith Jeff Spencer Actor Edd Byrnes Gerald Lloyd Kookson III Actor Louis Quinn Roscoe Actor Jacqueline Beer Suzanne Fabray Actor Byron Keith Lt. Gilmore Actor Robert Logan Bob Guest Star John Van Dreelen Volta Guest Star David Winters Speed Minton Guest Star Kathie Browne Mary Minton Guest Star Med Flory Boone Academy Guest Star Simon Scott Capt. Bill Ivers Guest Star Bert Remsen Becket Sharpe Guest Star John Zaremba Harvey Guest Star Barry Russo Lee Santly Guest Star Norman Alden Lee Mallory Guest Star Mikki Jamison Gloria Guest Star Richard X. Slattery Lt. Chase Guest Star Gregg Palmer Donovan Guest Star Julie Van Zandt Hortense Guest Star