Elenco (na ordem dos créditos)
Joan White
Madamoiselle Lola, the tight-rope walker
Mollie Looe
Madame Elvira, the equestrienne
Vera Cook
Nina, the lion tamer
Kenelm Foss
The Circus Boss
Victor Platt
The Ringmaster
Arthur Lovegrove
Art
Don Gemmell
Boko, a clown
Wilfred Walter
Koko
David Enders
ATOR
Tony Fletcher
Brian Haines
Miriam Karlin
Stanley Lawson
Robert Meteyard
Helen Misener
Maurice Sweeden
Elsie Wagstaff
Betty Waite