À l'heure zéro

Dana Andrews

Lt. Ted Stryker

Linda Darnell

Ellen Stryker

Sterling Hayden

Captain Martin Treleaven

Elroy 'Crazylegs' Hirsch

Capt. Bill Wilson

Geoffrey Toone

Dr. Baird

Jerry Paris

Tony Decker

Peggy King

Stewardess Janet Turner

Charles Quinlivan

Harry Burdick

Patricia Tiernan

Mrs. Joan Wilson

Steve London

First Officer Walt Stewart

Jo Ann Wade

Treleaven's Baby Sitter

Ray Ferrell

Joey Stryker

John Ashley

TV Singer

Willis Bouchey

RCAF Doctor

Maxine Cooper

Sick Plane Passenger

David Thursby

Whitmond

Noel Drayton

Vancouver Control Man

Fintan Meyler

Hysterical Woman

Larry Thor

Vancouver Radio Dispatcher

Russell Thorson

Vancouver Flight Dispatcher

Robert Stevenson

Calgary Operator

Mary Newton

Plane Passenger with Rosary Beads

Will Sage

Vancouver Radar Controller

Will J. White

Vancouver Policeman

Hope Summers

Older Woman

Richard Keith

Calgary Station Manager

Arthur Hanson

Toer Operator

Roy Gordon

Frank Graham

Woody Chambliss

Reporter (uncredited)

William Conrad

Narrator (voice) (uncredited)

Fred Fisher

Plane Passenger (uncredited)

Rudy Germane

Plane Passenger (uncredited)

James Gonzalez

Nightclub Patron (uncredited)

Herschel Graham

Editor (uncredited)

Duane Grey

Plane Passenger (uncredited)

S. John Launer

Vancouver Switchboard Operator (uncredited)

James Maloney

Plane Passenger (uncredited)

William H. O'Brien

Nightclub Waiter (uncredited)

Monty O'Grady

Nightclub Patron (uncredited)

Katherine Warren

Mrs. Purdy (uncredited)