 Richard BurtonZeb Kennedy | Zeb Kennedy |
 Robert RyanThor Storm | Thor Storm |
 Carolyn JonesBridie Ballantyne | Bridie Ballantyne |
 George TakeiWang | Wang |
 Diane McBainChristine Storm | Christine Storm |
 Martha HyerDorothy Wendt Kennedy | Dorothy Wendt Kennedy |
 Jim BackusDave Husack | Dave Husack |
 Shirley KnightGrace Kennedy | Grace Kennedy |
 Sheila BromleyLucy Husack | Lucy Husack |
 Ray DantonBay Husack | Bay Husack |
 Karl SwensonScotty Ballantyne | Scotty Ballantyne |
 Barry KelleyEiner Wendt | Einer Wendt |
| SSteve HarrisChristopher Storm | Christopher Storm |
 Sheridan ComerateRoss Guildenstern | Ross Guildenstern |
 I. Stanford JolleyMr. Lawson | Mr. Lawson |
| CCarol NicholsonGrace Kennedy (as a child) | Grace Kennedy (as a child) |
| AAlan RobertsChristopher Storm (as a child) | Christopher Storm (as a child) |
 Sam McDanielGeorge, the train porter | George, the train porter |
| DDorcas BrowerThor's Eskimo wife | Thor's Eskimo wife |
| NNorma FrenchMuriel | Muriel |
| SSal PontiJerry - Military Pilot | Jerry - Military Pilot |
 Franklyn FarnumCommittee Member (uncredited) | Committee Member (uncredited) |
| AArt FelixLegislature Meeting Spectator (uncredited) | Legislature Meeting Spectator (uncredited) |
| DDorothy PartingtonParty Guest (uncredited) | Party Guest (uncredited) |
| SSal PontiJerry - Military Pilot (uncredited) | Jerry - Military Pilot (uncredited) |
 Red WestTrain Passenger (uncredited) | Train Passenger (uncredited) |
 Judd HoldrenMuriel's Escort (uncredited) | Muriel's Escort (uncredited) |
 Max WagnerParty Guest (uncredited) | Party Guest (uncredited) |
