| Cast overview: | |||
| Peter Finch | .... | Richard Conway |  |
| Liv Ullmann | .... | Catherine |  |
| Sally Kellerman | .... | Sally Hughes |  |
| George Kennedy | .... | Sam Cornelius |  |
| Michael York | .... | George Conway |  |
| Olivia Hussey | .... | Maria |  |
| Bobby Van | .... | Harry Lovett |
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| James Shigeta | .... | To Len |  |
| Charles Boyer | .... | The High Lama Father Perrault |
 |
| John Gielgud | .... | Chang |  |
| rest of cast listed alphabetically | |||
| Tybee Brascia | |||
| Paul De Lucca | |||
| Larry Duran | .... | Asian Pilot |
 |
| Neil Jon | |||
| Virginia Ann Lee | |||
| Hedley Mattingly | .... | Colonel Rawley |
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| Kent Smith (I) | .... | Bill Fergunson |
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| Miiko Taka | .... | Nurse |
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| John Van Dreelen | .... | Doctor Verden |
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