Warren William

as Dr. Lloyd

as Lawrence

as Julius Caesar

as Dave the Dude

as Stephen 'Steve' Archer

as Robert Kirkwood

as D'Artagnan

as Ted Shane

as Jefferson Carteret

as Kurt Anderson

as Laroche-Mathieu

as Brett Curtis

as Perry Mason

as Philo Vance

as Bernard Dexter

as Police Capt. Burke

as Morgan

as Perry Mason

as Robert Sheldon

as Michael Lanyard

as Various Roles (archive footage)

as David Dwight

as Michael Lanyard

as Raymond Harding

as Jesse Lewisohn

as Chandra

as Vincent 'Vince' Day

as Jim Stowell

as Perry Mason

as Michael Lanyard

as Tony

as Kenneth L. 'Ken' Bixby

as Bernard Fleuriot

as Bob Brown

as Baron Josef von Ullrich

as Alexander Stream

as Michael Lanyard

as Hal Samson Blake

as Michael Lanyard

as John Braden

as Steve Emerson

as Michael Lanyard / The Lone Wolf

as Philo Vance

as Michael Lanyard

as Michael Lanyard / The Lone Wolf

as Paul Kroll

as Walter 'Gibraltar' Pritcham

as Himself (uncredited)

as Major de Rouchemont

as Neil Hartley

as Victor 'Vic' Arnold

as Perry Mason

as Oscar 'Odds' Owen

as Harry Farrel

as Michael Lanyard

as Allan Chepstow

as Self

as Self (uncredited)

as Self (archive footage) (uncredited)

as Fred Harris

as Harry Borden

as Lieutenant d'Ortelles

as Blackie Bedford

as Mr. Sears

as Warren William - the Husband (uncredited)

as Mark Dawson

as Blackie Denbo

as Mr. Jones

as Dr. Wendell Phillips / Phil Jones

as Captain Boris Barony

as Eben

as Self

as Self (archive footage)

as Self