Archibald Eser as Gaylord Pentecost

Gerlinde Locker as May Pentecost

Peter Arens as Jocelyn Pentecost

Werner Hinz as Grandfather

Agnes Windeck as Aunt Marigold

Maria Körber as Rose Pentecost

Diana Körner as Becky Pentecost

Gerd Vespermann as Roberts

Rolf Zacher as Peter

Herbert Bötticher as Stan Grebbie

Gerd Lohmeyer as Willy

Lu Säuberlich as Aunt Bea

Charles Hans Vogt as Uncle Ben

Dinah Hinz as Mrs. Marston

Eva Lissa as Mrs. Fogerty

Dirk Reichert as David