Dia Mirza The Terminator Claudine Claudio John Connor Jason Fuchs Kate Brewster Trevor Lissauer T-X Paolo Seganti Dr. Peter Silberman Jason D'Souza Robert Brewster Olivia Hamilton Rich Woman Anna Chazelle Cop - Westside Street Marius de Vries Scott Petersen Hubert Koundé Betsy Saïd Taghmaoui Chief Engineer Abdel Ahmed Ghili Brewser's Aide Solo Roadhouse Bouncer Héloïse Rauth Roadhouse Clubgoer #1 Olga Abrego Roadhouse Clubgoer #2 Laurent Labasse Angry Man Choukri Gabteni Bill Anderson Benoît Magimel Bill's Girlfriend Tom Berenger Paramedic #1 Gene Kelly Don Lockwood Donald O'Connor Cosmo Brown Debbie Reynolds Kathy Selden Jean Hagen Lina Lamont Millard Mitchell R.F. Simpson Cyd Charisse Dancer Douglas Fowley Roscoe Dexter Rita Moreno Zelda Zanders Mae Clarke Hairdresser (uncredited) Bess Flowers Audience Member (uncredited) Robert Foulk Matt - Policeman (uncredited) Kathleen Freeman Phoebe Dinsmore (uncredited) Joi Lansing Chorus Girl (uncredited) Sylvia Lewis Female Tango Dancer (uncredited) Harry 'Snub' Pollard Old Man Getting Umbrella in "Singin' in the Rain" Number (uncredited) William Schallert Messenger on Screen (uncredited)