| Maj. Bennett Marco | 弗兰克·辛纳特拉
 | |
| Eugenie Rose Chaney | 珍妮特·利
 | |
| Raymond Shaw | 劳伦斯·哈维
 | |
| Mrs. Iselin | 安吉拉·兰斯伯瑞
 | |
| Chunjin | 亨利·席尔瓦
 | |
| Cpl. Allen Melvin | 詹姆斯·爱德华兹
 | |
| Sen. John Yerkes Iselin | James Gregory
 | |
| Jocelyn Jordan | 莱斯利·帕瑞施
 | |
| Sen. Thomas Jordan | John McGiver | |
| Dr. Yen Lo | Khigh Dhiegh | |
| Col. Milt | Douglas Henderson | |
| Zilkov | Albert Paulsen
 | |
| Secretary of Defense | Barry Kelley | |
| Holborn Gaines | Lloyd Corrigan | |
| Female Berezovo | Madame Spivy | |
| Psychiatrist (uncredited) | Joe Adams
 | |
| Photographer (uncredited) | Frank Basso | |
| Woman in Lobby (uncredited) | Mary Benoit | |
| Medical Officer (uncredited) | Whit Bissell
 | |
| Silvers (uncredited) | Nicky Blair | |
| Jilly (uncredited) | Merritt Bohn | |
| Berezovo (uncredited) | Nick Bolin | |
| Convention Chairman (uncredited) | Robert Burton | |
| Party Guest (uncredited) | Evelyn Byrd | |
| Party Guest (uncredited) | Harry Carter | |
| Party Guest (uncredited) | Lana Crawford | |
| Page Boy (uncredited) | Ray Dailey | |
| Mrs. Melvin (uncredited) | Mimi Dillard | |
| Woman in Lobby (uncredited) | Joan Douglas | |
| Woman in Lobby (uncredited) | Estelle Etterre | |
