Alastair Sim

Inspector Cockrill

Sally Gray

Nurse Linley

Trevor Howard

Dr. Barnes

Leo Genn

Mr. Eden

Henry Edwards

Mr. Purdy

Ronald Adam

Dr. White

Judy Campbell

Sister Bates

Wendy Thompson

Sister Carter

Rosamund John

Nurse Sanson

Megs Jenkins

Nurse Woods

John Rae

The Porter

Moore Marriott

Joseph Higgins

Frank Ling

Rescue Worker

George Woodbridge

Det.-Sgt. Hendricks

Richard Duke

Orderly

Ronald Ward

Bit Part