Cast & Crew
- Richard BurtonJohn Smith
- Clint EastwoodLt. Morris Schaffer
- Mary UreMary Ellison
- Patrick WymarkColonel Wyatt Turner
- Michael HordernAdmiral Rolland
- Donald HoustonCapt. James Christiansen
- Peter BarkworthEdward Berkeley
- Robert BeattyGeneral George Carnaby/Corporal Cartwright Jones
- William SquireCapt. Philip Thomas
- Derren NesbittSS-Sturmbannführer von Hapen
- Anton DiffringSS-Standartenführer Kramer
- Brook WilliamsSgt. Harrod
- Neil McCarthySgt. Jock MacPherson
- Vincent BallCarpenter
- Victor BeaumontCol. Weissner
- Richard BealeTelephone Orderly
- Ivor DeanGerman Officer 2
- Lyn KenningtonGerman Woman
- Nigel LambertYoung German Soldier
- Michael RooneyActor
- Ingrid PittHeidi
- Ferdy MayneGen. Rosemeyer
- Brian G. HuttonDirector
- Elliott KastnerProducer
- Alistair MacLeanWriter