 Glenn FordJohn Ripley | John Ripley |
 Lee RemickKelly Sherwood | Kelly Sherwood |
 Stefanie PowersToby Sherwood | Toby Sherwood |
 Roy PooleBrad | Brad |
 Ned GlassPopcorn | Popcorn |
| AAnita LooLisa Soong | Lisa Soong |
 Patricia HustonNancy Ashton | Nancy Ashton |
 Gilbert GreenSpecial Agent | Special Agent |
 Clifton JamesCapt. Moreno | Capt. Moreno |
| AAl AvalonMan Who Picks Up Kelly | Man Who Picks Up Kelly |
 William BryantChuck | Chuck |
| DDick CrockettFBI Agent #1 | FBI Agent #1 |
| JJames LanphierLandlord | Landlord |
 Ross MartinRed Lynch | Red Lynch |
| JJoanne BahrisTourist at Fishermans Wharf (uncredited) | Tourist at Fishermans Wharf (uncredited) |
 James T. CallahanFBI Agent (uncredited) | FBI Agent (uncredited) |
| BBob CarraherPolice Lieutenant (uncredited) | Police Lieutenant (uncredited) |
| MMario CiminoCook at The Hangout (uncredited) | Cook at The Hangout (uncredited) |
| FFred CobyFBI Agent (uncredited) | FBI Agent (uncredited) |
| BBarbara CollentineJanie (uncredited) | Janie (uncredited) |
| GGeorge DeNormandBank Guard (uncredited) | Bank Guard (uncredited) |
 Frederic DownsWelk (uncredited) | Welk (uncredited) |
 Don DrysdaleSelf (uncredited) | Self (uncredited) |
 Harvey EvansDave (uncredited) | Dave (uncredited) |
| DDennis FaltHigh School Student (uncredited) | High School Student (uncredited) |
 Harold GoodwinTruck Driver (uncredited) | Truck Driver (uncredited) |
 Claire GriswoldPeggy (uncredited) | Peggy (uncredited) |
| WWarren HsiehJoey Soong (uncredited) | Joey Soong (uncredited) |
| JJudee MortonLouella Hendricks (uncredited) | Louella Hendricks (uncredited) |
| HHelen JayWaitress (uncredited) | Waitress (uncredited) |
