Anthony Newley as Jeep Jackson

William Bendix as Sergeant Major Lush

Anne Aubrey as Caroline

Lionel Jeffries as Bertie

Sid James as Herbie

David Lodge as Shorty

Bernie Winters as Joseph Jackson

Dilys Laye as Renee

Harry Fowler as Ron

Percy Herbert as Sergeant Hebrides

William Kendall as Commanding Officer

Norman Atkyns as Stage Manager

Susan Hampshire as Martha

John Wood as Jeremy

Clive Dunn as Reporter