Donald Briggs

Character: Frank Merriwell (as Don Briggs)

Jean Rogers

Character: Elsie Belwood

John 'Dusty' King

Character: Bruce Browning (as John King)

Carla Laemmle

Character: Carla Rogers

House Peters Jr.

Character: House Peters

Herschel Mayall Jr.

Character: 'Hersh' Mayall

Wallace Reid Jr.

Character: Wally Reid

Edward Arnold Jr.

Character: Eddie Arnold

Bryant Washburn Jr.

Character: Bryant Washburn

Allan Hersholt

Character: Allen Hersholt

Carlyle Blackwell Jr.

Character: Carlyle Blackwell

Peter Gowland

Character: Peter Gowland

Sumner Getchell

Character: Harry

William P. Carleton

Character: Charles Merriwell

Ben Hewlett

Character: Daggett

Ella Ethridge

Character: Mrs. Mary Merriwell

Walter Law

Character: Murray Belwood

Jack Donovan

Character: Coach Harding

Al Bridge

Character: Henchman Black

Sam McDaniel

Character: Jeff

King Baggot

Character: Chemistry Professor

Chief John Big Tree

Character: Indian John

Lynton Brent

Character: Helpful Driver

Viola Callahan

Character: Mrs. McLaw

Edmund Cobb

Character: Pete

Jim Corey

Character: Bill / Stalking Indian

Richard Cramer

Character: Road Crew Foreman

Joseph De Grasse

Character: Dr. Cummings

William Desmond

Character: Captain of the 'Viking'

Al Ferguson

Character: Big Tom

Billy Franey

Character: Barbecue Cook

M.J. Frankovich

Character: Baseball Game Announcer

Chester Gan

Character: Lumber Camp Cook

June Gittelson

Character: Dance Party Guest

Frank Hagney

Character: Slout

Jack Hall

Character: Theater Doorman

Millard 'Dixie' Howell

Character: Football Player

Dickie Jones

Character: Jimmy McLaw

Eddie Kane

Character: Man in Audience (archive footage)

Eddie Kane

Character: Dave

Isabel La Mal

Character: Mrs. Belwood

Bruce Lane

Character: Yacht Captain

Charles Lane

Character: Man in Front Row (archive footage)

Nick Lukats

Character: Second Mate of the 'Viking'

Philo McCullough

Character: Berger

Monte Montague

Character: Monte

Carlos Montalbán

Character: Rurale Captain

Charles Murphy

Character: Yacht Crewman

Dave O'Brien

Character: George Baldwin

Artie Ortego

Character: Indian

Bud Osborne

Character: Gorman

Rain-in-the-Face

Character: Chief Tonaka

Fred Sumner

Character: Prof. Baldwin

Max Wagner

Character: Pug O'Leary

Dick Wessel

Character: Joe

Slim Whitaker

Character: Nolan

Bert Young

Character: Judd

Bob Walker

Character: Lang